Activated Tide Place in drying oven at 150 E C for 4 hours. Store tightly capped bottle. The Freons will probably need to be replenished each day.
Industrial products Read the labels to see what propellant is used.
Unknowns You can mix the chemicals in 2 above 5. Unknowns for Section G. Use a fixed quantity of something inert to the experiment, like charcoal starter fluid. For each unknown add a known quantity of methylene chloride. Firepolish lightly so that the inside diameter is not diminished 3. Super jumbo straws 7.