Its not just red grapes that are the problem here the threat extends far beyond that.
Even if it were red grapes we could rest assured that the biggest threat is not red grapes but a fruit salad.
Everywhere you turn you will find raisins which are thought to be as toxic as grapes.
It ranges from the breakfast we eat (I think muesli here but raisin bread could also work) to the cereal bars we eat for lunch to the raisins we use for the cakes we bake during Lockdown.
There are raisins in many of the storage areas in our kitchens.
The technical term for them is ubiquitous.