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Use the figure above to answer the following question(s).The amount of waste sent to landfills leveled off around ________.

Of the following, ________ are classified as hazardous heavy metals.

The rotational energy of the blades of a wind turbine ________.

Coliforms all

Use the figure above to answer the following question(s).According to the figure, which of the following trends occurred from 1960 to 2000?

In a municipal wastewater treatment plant, the primary treatment step consists of ________.

VRAAG 5 5.1 Vereenvoudig die volgende sonder om ‘n sakrekenaar te gebruik, en wys al jou stappe:  5.1.1  

When running the membrane filter technique, a membrane with pores ______ in size are used. 

All of the following are fossil fuels EXCEPT:

Instead of staying in the suburbs, people move back into the city because the most attractive and [a] areas are now in city centers.