Outdoor fire
|
32/3% |
Hearth
|
10/1% |
Gas stove
|
156/13% |
Electric stove
|
87/7% |
Induction stove
|
16/1% |
Electric kettle
|
281/24% |
Coffee machine
|
33/3% |
Microwave oven
|
78/7% |
Vending machine
|
5/0% |
Solar hot water panels
|
4/0% |
Oven
|
2/0% |
Car engine
|
20/2% |
Computer processor or video card
|
37/3% |
Lens collecting sunlight
|
11/1% |
Nuclear reactor
|
89/8% |
Geyser or natural hot water springs
|
15/1% |
Volcano
|
72/6% |
I make tea from cold water
|
23/2% |
I buy my tea ready to drink
|
21/2% |
I never drink or make tea
|
111/9% |
Other
|
75/6% |
| 1178 total votes |