p = purple
b = blue
g = green
p = pink

combinator
	marbles 	+ 	chem(p) 	= cog
	marbles 	+ 	cog 		= chem(g)
	marbles 	+ 	chem(g) 	= cog
	marbles+3 	+ 	_ 		= chem(g)+3
	marbles+3 	+ 	chem(g)+3 	= light(p)+3
	marbles+3 	+ 	light(p)+3 	= chem(g)+3
	cog		+	cog		= oil
	cog+3 		+	cog+3		= oil+3
	oil		+	light(p)+3 	= chem(b)
	oil		+	chem(p)		= chem(p)
	oil		+	cog		= light(p)
	light(p)	+	light(p)	= chem(b)
	oil		+	light(p)	= light(p)
	light(p)	+	chem(b)		= whorl
	chem(b)		+	chem(b)		= chem(b)
	chem(b)		+ 	cog		= light(p)
	cog+3		+	oil		= whorl

oiler
	chem(p) + marbles = marbles+1
	oil	+ cog	= cog+1
	oil	+ cog+1	= cog+2
	oil	+ cog+2	= cog+3
	oil	+ cog+3	= cog+3
	oil+3	+ cog+3 = cog+3
	cog+3	+ cog	= cog
heater
	the heater has just outputted the input for most items I've tried :(