Product of combustion 7B4 exp15.1p.187 C4u (exp11.3 New C4u)
Product of combustion tray 7B4
Liquid fuel
Fresh lime water about a week before
400 cc beaker
U-tube with anhydrous copper sulfate (WHITE) at the bottom and dip in cold water with ICE.
glass bottle containing fresh lime water.
top tubing to Water tap