<Li> A dry ice bomb can be made from a two - liter bottle, water, and dry ice </Li> <Li> Water rockets often use a two - liter bottle . Fins are attached, the bottle is partially filled with water, and air is pumped in . On release, the air forces out a stream of water which propels the rocket . </Li> <Li> A dry ice water rocket can be made by filling a two - liter plastic bottle about one third with water, putting in some dry ice and forcefully inserting a #3 rubber stopper . Place the dry ice water rocket on its fins with the stopper pointing down or in a paper or plastic tube for firing like a mortar or bazooka . This dry ice toy amuses, but avoids the loud noise of a dry ice bomb that can often bring an unwanted police response . </Li> <Li> A funnel by cutting the bottle in half . </Li>

How heavy is a 2 litre bottle of coke