It's a little confusing - although the microwave heater is less efficient than r...

helsinkiandrew on April 10, 2021 | parent | context | favorite | on: If you can have microwave ovens, why not microwave...

It's a little confusing - although the microwave heater is less efficient than resistive heating (96% compared with 100%?). Efficiency comes from microwaves ability to heat quickly so water can be heated on demand - but it doesn't say how much efficiency that will bring.