a year if it’s 3,000w, or £35 if used five times a day, while a dishwasher used for one hour could cost £73 or £104 depending on whether it’s 1,050w or 1,500w.
other figures include: £10 or £18 for an iron used for one hour a week (1,000w/1,800w); £5 or £12 for a vacuum cleaner used for one hour a week (500w/1,200w); and £9 or £17 for a toaster (800w/1,500w); and £14 for a hairdryer (1,000w). 