> these appliances emitted a high number of UFPs. The worst offender was a pop-up toaster, which without any bread inside it, gave off around 1.73 trillion UFPs per minute.
If my math is correct, that toaster is shedding about 0.6 mm^3 per minute of its heating coils.
If my math is correct, that toaster is shedding about 0.6 mm^3 per minute of its heating coils.