http://www.drugoffice.gov.hk/g....b/unigb/www.mkgassaf
What Does a Boiler Gas Engineer Do? A boiler gas engineer makes sure that heating systems, water heaters and other appliances function correctly. They also ensure the security of homes by identifying any leaks that could be present and fixing them. Carbon monoxide is a deadly gas that prevents oxygen from being carried by blood throughout the body. A faulty boiler may release this poisonous gas into your home. Qualifications A boiler gas engineer is an expert with a high level of
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