marissagirl9228 marissagirl9228

01-06-2018
Biology

contestada

____________________ laundry trays do not provide a smooth, and sanitary surface, which is no longer permitted.

Respuesta :

10-06-2018

The answer is concrete laundry trays.
This is because as concrete trays ages with timeit becomes coarse and rugged due to water, soap and detergents. Their smoothness gradually fades with time, thus this makes it not as good regarding to health wise standards of living.

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