At the start of the Covid-19 pandemic, some people advised disinfecting every item that came into your home: food from the supermarket, parcels from Amazon or Taobao, takeaway food containers.

Too much disinfecting can actually be overkill, but the right amount can help keep you and your loved ones healthy.

I typically grab my spray bleach cleaner and sponge to disinfect my kitchen sink once or twice weekly. But the pungent smell of bleach, a caustic chemical near food prep, and the fact that I ended ...