If you're an environmentalist, plastic is a word you Tend to say with a sneer or a snarl. It has Become a symbol of our wasteful, throw-way society. But there seems? Little doubt it is here to stay, and the truth is, of course, that plastic has Brought Enormous Environmental benefits thậm ones. It's not really the plastics Themselves được the Environmental evil - it's the way society choose to use and abuse added.
Almost all the 50 or over khác kinds of modern plastics are made from oil, gas or coal - non-renewable natural resources. We import well over three million tones of the stuff in Britain each year and, Sooner or later, most of it is thrown away. A High Proportion of our Annual consumption in the form of packaging is, and this constitutes about seven per cent by weight of our Domestic refuse. Almost all of it could be recycled, but very little of it is, though the plastics recycling industry is Growing Fast.
The plastics are extremely energy-rich Themselves - they have a Higher calorific value coal coal and one method of 'recovery' Strongly Favoured by the plastics manufacturers is the conversion of waste plastics Into a fuel.
Question
20 /. Evidence A. B. C. doubt D. likelihood concern
Question 21 /. A. pleasures savings B. C. D. Profits benefits
Question 22 /. A. disaster poison B. C. D. evil disadvantage
Question 23 /. A. dispose store B. C. D. abuse endanger
Question 24 /. A. portion B. C. amount D. Proportions rate
Question 25 /. A. way B. D. kind C form type
Question 26 /. A. refuse B. Goods C. D. rubble requirements
Question 27 /. Degree A. B. C. demand D. value effect
Question 28 /. A measure method B. C. D. mechanism medium
conversion Question 29 A. B. C. melting change D. replacement
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