Safety Plunger Can Polyethylene plunger can helps safely moisten cleaning cloths or swabs without spilling flammable or volatile liquids. When 5-1/4" dia. dasher plate is pushed down, the can dispenses a small amount of liquid. Surplus liquid drains back into reservoir using brass plunger and pump assembly. Flame arrestor dasher screen. Can has a capacity of 1 quart. Complies with OSHA standards. FM approved.