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laqu33n021
19.09.2019 •
Biology
What is the biggest source of air pollution?
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Ответ:
Poisonous gases, Particulate matter,Vehicle Exhaust Pollution, burning of fossil fuels etc are the biggest source of air pollution.
Explanation: Presence of harmful substances in the air is known as Air pollution. Above sources make the air polluted and are the biggest sources of Air pollution.
Nitrogen dioxide, Carbon monoxide , sulfer dioxide , are the main sources of air pollution. Particulate matter is the mixture of smoke, dirt, dust and other tiny particles which can not be seen by nacked eyes inhance air pollution. Discharge from vehicles, burning of fossil fules are also inhance air pollution.
Ответ:
the correct answer is (B) Pedal pulses are not always palpable, especially in a fat or edematous ankle.
Explanation: It is difficult to assess pulsation in a fat or edematous anckle. If there is a lot of subcutaneous fat, you will need to push firmly to look for the right vessel.