Betekenis van:
impervious

Voorbeeldzinnen

1. .8 In spaces where penetration of oil products is possible, the surface of insulation shall be impervious to oil or oil vapours.
2. Floors should be smooth, impervious and have a non-slippery, easily washable surface, which can carry the weight of racks and other heavy equipment without being damaged.
3. The logs shall have been piled on an impervious surface under a gas-proof cover in such a way and to such a height as to ensure effective gas dispersal through the logs.
4. A flexible bag impervious to crankcase gases and having a capacity of approximately five litres shall be connected to the dipstick hole. The bag shall be empty before each measurement.
5. This will require the use of impervious, non-absorbent, washable and non-toxic materials and require a smooth surface up to a height appropriate for the operations unless food business operators can satisfy the competent authority that other materials used are appropriate;
6. floor surfaces are to be maintained in a sound condition and be easy to clean and, where necessary, to disinfect. This will require the use of impervious, non-absorbent, washable and non-toxic materials unless food business operators can satisfy the competent authority that other materials used are appropriate.