Which? executive director Richard Lloyd said:
It's shocking that everyday household appliances can pose such a danger.
People's safety must be the priority, so manufacturers should act fast to recall products as soon as they realise they're faulty.
We want the Government and manufacturers to do more to analyse and release the data they collect on appliance fires to help reduce the thousands of fires that are caused by faulty products.
More top news
He said people have handed over thousands of pounds in good faith, only to find the advert has nothing to do with Mr Lewis or his company.
The memorial service will be attended by Prince Harry and Meghan Markle.
David Browning admits manslaughter by diminished responsibility but denies murder.