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5 Answer the questions according to the text.

  • What can be hazardous waste?

  • If managed improperly, what may cause significant threats to human health or the environment?

  • When is waste considered to be hazardous?

  • What are the sources of hazardous waste?

  • What is waste exchange as an aspect of industrial ecology?

  • What is the ideal disposal method?

  • What is the most common form of hazardous waste disposal in the United States?

6 Complete the table below in accordance with the text.

Method of waste disposal

Principle of working

Examples

(if mentioned)

Problems associated with the method

Landfill

Injection well

Incineration

Bioremediation

Transportation off-site

7 A) Find the meaning of the following abbreviations in the text: rcra, epa.

b) Are there similar agencies or acts in Russia? Find the information and tell to your group-mates.

PROFESSIONAL LANGUAGE DEVELOPMENT

8 For questions 1-15, read the text below and think of the word which best fits each space. Use only one word in each space. There is an example at the beginning (0). Dealing with waste plastic

Every year people throw (0) away millions of tonnes of plastic bottles, boxes and wrapping. These create huge mountains of waste (1) __________ are extremely hard to get (2) __________ of. Now, a new recycling process promises to reduce this problem by turning old plastic (3) __________ new. Scientists have taken (4) __________ long time to develop their ideas because waste plastic has always been a bigger problem (5) ___________ substances like waste paper. You can bury plastic, but it is years (6) __________ it breaks down. If you burn it, it just becomes another form of pollution. A (7) __________ products, for example bottles, can be re-used but it is expensive or difficult to do this (8) __________ a lot of plastic products. Now a group of companies has developed a new method (9) __________ recycling that could save almost (10) _________ plastic waste. The advantage of the new process is that nearly every type of waste plastic can be used: it does (11) __________ have to be sorted. In addition, labels and ink may be left (12) __________ the products. Everything is simply mixed together

(13) __________ heated to more than 400 degrees centigrade (14) __________ that it melts. It is then cooled, producing a waxy substance that can be used to make new plastic products such as bags, bottles and, among (15) ___________ things, computer hardware.

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