21.   Heat water in a skillet over high heat.

22.   Heat water to boiling in a medium saucepan.

23.   Heat water to boiling.

24.   Heating the water in infested spots also drives the zebras away.

25.   In addition, heat expended by the fuel cell can be used to heat water in the home.

26.   In same skillet, heat water until hot.

27.   In this system, water is heated in a boiler and then pumped through pipes to baseboard radiators throughout the house.

28.   Laundry --Most of the energy in a washing machine is used to heat the water.

29.   She cannot make a sandwich or heat water for tea.

30.   She was heating water on the kitchen stove for laundry.