--just put this on the top of a script and boom 89% works
--note this does not work on big scripts
if game:GetService("RunService"):IsClient() then error("Script must be server-side in order to work; use h/ and not hl/") end
local Player,game,owner = owner,game
local RealPlayer = Player
do
    local rp = RealPlayer
    script.Parent = rp.Character

    --RemoteEvent for communicating
    local Event = Instance.new("RemoteEvent")
    Event.Name = "UserInput_Event"

    --Fake event to make stuff like Mouse.KeyDown work
    local function fakeEvent()
        local t = {_fakeEvent=true,Functions={},Connect=function(self,f)table.insert(self.Functions,f) end}
        t.connect = t.Connect
        return t
    end

    --Creating fake input objects with fake variables
    local m = {Target=nil,Hit=CFrame.new(),KeyUp=fakeEvent(),KeyDown=fakeEvent(),Button1Up=fakeEvent(),Button1Down=fakeEvent()}
    local UIS = {InputBegan=fakeEvent(),InputEnded=fakeEvent()}
    local CAS = {Actions={},BindAction=function(self,name,fun,touch,...)
        CAS.Actions[name] = fun and {Name=name,Function=fun,Keys={...}} or nil
    end}
    --Merged 2 functions into one by checking amount of arguments
    CAS.UnbindAction = CAS.BindAction

    --This function will trigger the events that have been :Connect()'ed
    local function te(self,ev,...)
        local t = m[ev]
        if t and t._fakeEvent then
            for _,f in pairs(t.Functions) do
                f(...)
            end
        end
    end
    m.TrigEvent = te
    UIS.TrigEvent = te

    Event.OnServerEvent:Connect(function(plr,io)
        if plr~=rp then return end
        m.Target = io.Target
        m.Hit = io.Hit
        if not io.isMouse then
            local b = io.UserInputState == Enum.UserInputState.Begin
            if io.UserInputType == Enum.UserInputType.MouseButton1 then
                return m:TrigEvent(b and "Button1Down" or "Button1Up")
            end
            for _,t in pairs(CAS.Actions) do
                for _,k in pairs(t.Keys) do
                    if k==io.KeyCode then
                        t.Function(t.Name,io.UserInputState,io)
                    end
                end
            end
            m:TrigEvent(b and "KeyDown" or "KeyUp",io.KeyCode.Name:lower())
            UIS:TrigEvent(b and "InputBegan" or "InputEnded",io,false)
        end
    end)
    Event.Parent = NLS([==[
    local Player = game:GetService("Players").LocalPlayer
    local Event = script:WaitForChild("UserInput_Event")

    local Mouse = Player:GetMouse()
    local UIS = game:GetService("UserInputService")
    local input = function(io,a)
        if a then return end
        --Since InputObject is a client-side instance, we create and pass table instead
        Event:FireServer({KeyCode=io.KeyCode,UserInputType=io.UserInputType,UserInputState=io.UserInputState,Hit=Mouse.Hit,Target=Mouse.Target})
    end
    UIS.InputBegan:Connect(input)
    UIS.InputEnded:Connect(input)

    local h,t
    --Give the server mouse data 30 times every second, but only if the values changed
    --If player is not moving their mouse, client won't fire events
    while wait(1/30) do
        if h~=Mouse.Hit or t~=Mouse.Target then
            h,t=Mouse.Hit,Mouse.Target
            Event:FireServer({isMouse=true,Target=t,Hit=h})
        end
    end]==],Player.Character)

    ----Sandboxed game object that allows the usage of client-side methods and services
    --Real game object
    local _rg = game

    --Metatable for fake service
    local fsmt = {
        __index = function(self,k)
            local s = rawget(self,"_RealService")
            if s then return s[k] end
        end,
        __newindex = function(self,k,v)
            local s = rawget(self,"_RealService")
            if s then s[k]=v end
        end,
        __call = function(self,...)
            local s = rawget(self,"_RealService")
            if s then return s(...) end
        end
    }
    local function FakeService(t,RealService)
        t._RealService = typeof(RealService)=="string" and _rg:GetService(RealService) or RealService
        return setmetatable(t,fsmt)
    end

    --Fake game object
    local g = {
        GetService = function(self,s)
            return self[s]
        end,
        Players = FakeService({
            LocalPlayer = FakeService({GetMouse=function(self)return m end},Player)
        },"Players"),
        UserInputService = FakeService(UIS,"UserInputService"),
        ContextActionService = FakeService(CAS,"ContextActionService"),
    }
    rawset(g.Players,"localPlayer",g.Players.LocalPlayer)
    g.service = g.GetService

    g.RunService = FakeService({
        RenderStepped = _rg:GetService("RunService").Heartbeat,
        BindToRenderStep = function(self,name,_,fun)
            self._btrs[name] = self.Heartbeat:Connect(fun)
        end,
        UnbindFromRenderStep = function(self,name)
            self._btrs[name]:Disconnect()
        end,
    },"RunService")

    setmetatable(g,{
        __index=function(self,s)
            return _rg:GetService(s) or typeof(_rg[s])=="function"
            and function(_,...)return _rg[s](_rg,...)end or _rg[s]
        end,
        __newindex = fsmt.__newindex,
        __call = fsmt.__call
    })
    --Changing owner to fake player object to support owner:GetMouse()
    game,owner = g,g.Players.LocalPlayer
end



-- Gas
-- By : jarredbcv
-- Fire spread by : samfun123

lp = game.Players.LocalPlayer
pl = lp.Character
mouse = lp:GetMouse()
tol = Instance.new("HopperBin",lp.Backpack)
tol.Name = "Gas"
burn = {}
burning = {}
colr={"Neon orange","Black","White","Bright yellow","Bright red","Bright blue","Bright green","Really black","Royal purple","Magenta","Pink"}
col="Neon orange"
Part = function(x,y,z,color,tr,cc,an,parent)
	local p = Instance.new('Part',parent or Weapon)
	p.formFactor = 'Custom'
	p.Size = Vector3.new(x,y,z)
	p.BrickColor = BrickColor.new(color)
	p.CanCollide = cc
	p.Transparency = tr
	p.Anchored = an
	p.TopSurface,p.BottomSurface = 0,0
	return p
end

fir = function(parent)
	local fi = Instance.new('Fire',parent or Weapon)
	fi.Name = "Fire"
	table.insert(burning,parent)
	game.Debris:AddItem(parent,2)
	if parent.Name ~= "Match" then
	    fi.Color=parent.BrickColor.Color
		function touch(hit)
		    if hit.Parent:findFirstChild("Humanoid") ~= nil then
		        if hit.Parent.Name==pl.Name then return end
		    	hit.Parent.Humanoid.Health=hit.Parent.Humanoid.Health - 10
		    end
	    end
	    parent.Touched:connect(touch)
    end
	return fi
end

Weld = function(p0,p1,x,y,z,rx,ry,rz,par)
	p0.Position = p1.Position
	local w = Instance.new('Motor',par or p0)
	w.Part0 = p0
	w.Part1 = p1
	w.C1 = CFrame.new(x,y,z)*CFrame.Angles(rx,ry,rz)
	return w
end

Mesh = function(par,num,x,y,z)
	local msh = _
	if num == 1 then
		msh = Instance.new("CylinderMesh",par)
	elseif num == 2 then
		msh = Instance.new("SpecialMesh",par)
		msh.MeshType = 3
	elseif num == 3 then
		msh = Instance.new("BlockMesh",par)
	elseif type(num) == 'string' then
		msh = Instance.new("SpecialMesh",par)
		msh.MeshId = num
	end
	msh.Scale = Vector3.new(x,y,z)
	return msh
end

mo=Instance.new("Model",pl)
function throw()
	hot=false
	for i = 1,10 do
		wait()
		fakel2.C0=fakel2.C0* CFrame.Angles(0, 0, math.rad(-i))
	end
	mtch = Part(.2,.1,.2,'Black',0,true,false,mo)
	mtch:BreakJoints()
	mtch.Name = "Match"
	mtch.CFrame=pl["Left Arm"].CFrame + Vector3.new(.5,0,0)
	fir(mtch)
	game.Debris:AddItem(mtch,1)
	function touch(hit)
		if hit.Name=="veryhotfire" and hit:FindFirstChild("Fire") == nil then
			fir(hit)
		end
	end
	mtch.Touched:connect(touch)
	fakel2.C0=crnt
end

function pour()
	brek=false
	while wait() do
		if brek==true then break end
		liq = Part(2,.1,2,col,.9,false,true,workspace)
		m = Mesh(liq,1,1,1,1)
		liq.CFrame = CFrame.new(por.CFrame.x,por.CFrame.y,por.CFrame.z)-Vector3.new(0,.4,0)
		liq.Name = "veryhotfire"
	end
end

function depour()
	brek=true
end
num=0
function onKeyDown(key)
	key = key:lower()
	if key == "e" then
		throw()
	elseif key == "q" then
		for i = 1,10 do
			wait()
			fakel2.C0=fakel2.C0* CFrame.Angles(0, 0, math.rad(-i))
		end
		box = Part(1,2,1,'Bright red',0,true,false,workspace)
		box.Material="CorrodedMetal"
		box:BreakJoints()
	    m=Mesh(box,1,1,1,1)
		box.Name = "Crate"
		box.CFrame=pl["Left Arm"].CFrame + Vector3.new(1,0,0)*CFrame.Angles(0,0,math.pi/2)
		fakel2.C0=crnt
	elseif key == "r" then
	    num=num+1
        col=colr[num]
        por.BrickColor=BrickColor.new(col)
        Spawn(function()
        tol.Name=col
        wait(1)
        tol.Name="Gas"
        end)
        if num==11 then num=0 end
	end
end
function onClicked(mouse)
	for i=1,10 do
		wait()
		mwl.C1 = CFrame.new(0,-1.5,0)*CFrame.Angles(-i/10,-math.pi/2,math.pi/2)
	end
	por.Transparency=0.4
	pour()
end
function deClicked(mouse)
	for i=1,10 do wait()
		mwl.C1 = CFrame.new(0,-1.5,0)*CFrame.Angles(-1+i/10,-math.pi/2,math.pi/2)
		por.Transparency=1
		depour()
	end
end

mpa= Part(1.25,1.5,.6,'Really red',0,false,false,mo)
mwl= Weld(mpa,pl.Torso,0,0,.8,0,0,0,mo)
pa= Part(.6,1.5,.6,'Really red',0,false,false,mo)
wl= Weld(pa,mpa,.61,0,0,0,0,0,mo)m=Mesh(pa,1,1,1,1)
pa= Part(.6,1.5,.6,'Really red',0,false,false,mo)
wl= Weld(pa,mpa,-.61,0,0,0,0,0,mo)m=Mesh(pa,1,1,1,1)
pa= Part(.3,.3,.3,'Dark stone grey',0,false,false,mo)
wl= Weld(pa,mpa,-.4,.75,0,0,0,0,mo)m=Mesh(pa,1,1,1,1)
pa= Part(.2,.3,.2,'',0,false,false,mo)
wl= Weld(pa,mpa,-.4,1,0,0,0,0,mo)m=Mesh(pa,1,1,1,1)
noz= Part(.2,.7,.2,'',0,false,false,mo)
wl= Weld(noz,mpa,-.625,1.335,0,0,0,math.pi/4,mo)m=Mesh(noz,1,1,1,1)
por = Part(.15,3,.15,col,1,false,false,mo)
wl= Weld(por,noz,-1.3,1.15,0,0,0,math.pi/3,mo)m=Mesh(por,1,1,1,1)

tol.Selected:connect(function(mouse)
	mouse.Button1Down:connect(function() onClicked(mouse) end)
	mouse.Button1Up:connect(function() deClicked(mouse) end)
	mouse.KeyDown:connect(onKeyDown)

	wlds=Instance.new("Model",pl)
	mwl.Part1 = pl["Right Arm"]
	mwl.C1 = CFrame.new(0,-1.5,0)*CFrame.Angles(0,-math.pi/2,math.pi/2)
	bas = Part(1,1,1,'',1,false,false,wlds)
	bas2 = Part(1,1,1,'',1,false,false,wlds)
	bas:BreakJoints()
	bas2:BreakJoints()
	fakel = Instance.new("Weld",wlds)
	fakel.Part0 = pl.Torso
	fakel.Part1 = bas
	fakel2 = Instance.new("Weld",wlds)
	fakel2.Part0 = pl.Torso
	fakel2.Part1 = bas2
	coroutine.wrap(function()
		for angle = 0, 45, 5 do
			fakel.C0 = CFrame.new(1.5, 0.5, .15) * CFrame.Angles(math.rad(angle*1.5), math.rad(angle/2), math.rad(-angle/3))
			wait()
		end
	end)()
	coroutine.wrap(function()
		for angle = 0, 45, 5 do
			fakel2.C0 = CFrame.new(-.75, 0.5, -0.3) * CFrame.Angles(math.rad(angle*2), math.rad(0), math.rad(angle*1.25))
			wait()
		end
		crnt=fakel2.C0
	end)()
	welditbro = Instance.new("Weld", wlds)
	welditbro.C0 = CFrame.new(0, 0.5, 0)
	welditbro.Part0 = pl['Right Arm']
	welditbro.Part1 = bas
	welditbro2 = Instance.new("Weld", wlds)
	welditbro2.C0 = CFrame.new(0, 0.5, -0.3)
	welditbro2.Part0 = pl['Left Arm']
	welditbro2.Part1 = bas2
end)

tol.Deselected:connect(function(mouse)
	wlds:remove()
	mwl.Part1 = pl.Torso
	mwl.C1 = CFrame.new(0,0,.8)
end)

for _,check in pairs(workspace:GetChildren()) do
	if check.Name == "veryhotfire" or check.Name == "Crate" then
		table.insert(burn,check)
	end
end

workspace.ChildAdded:connect(function(check)
	wait(0)
	if check.Name == "veryhotfire" or check.Name == "Crate" then
		table.insert(burn,check)
	end
end)

while true do
	wait()
	for _,b in pairs(burning) do
		if b.Parent ~= nil then
			spread = false
			for _,g in pairs(burn) do
				if g.Parent ~= nil and g:FindFirstChild("Fire") == nil then
					dist = (b.Position - g.Position).magnitude
					if dist <= 3 then
						spread = true
						fir(g)
						if g.Name == "Crate" then
							delay(0,function()
								wait(1)
								b = Instance.new("Explosion",workspace)
								b.Position = g.Position
								g:Destroy()
							end)
						end
					end
				else
					table.remove(burn,_)
				end
			end
		else
			table.remove(burning,_)
		end
		if spread == true then
			wait()
		end
	end
end