Home > Lifestyle > EnviroHealth > Faqs Faqs All sections in Environmental Health » 21st Century Life » FAQs » Animals » Climate and pollution » Hazards and disasters » EnviroHealth News » Green Tips Sun damage through glass Does glass, like a car window, offer any protection from the sun's rays? Start A Health24 blog » Follow Health24 on Facebook » Test Are you envirohealth savvy? » Ask EnviroHealth Expert » Ecoroofs and Living Walls Us and Them Glossary of environmental terms This glossary is a work in progress. If the term or concept that's baffling you isn't on this list, just ask and we'll add it. Which meat harms the planet most? Lamb, pork, beef, chicken: which meats do the most damage to the environment? Can smoking cause global warming? Smoking itself doesn't significantly contribute to climate change, but the farming and processing of tobacco certainly does. Is the ozone hole still an issue? Since the phase-out of ozone-depleting compounds, atmospheric concentrations of many such gases has lessened. However, it will take many years for the ozone hole to heal. Black particles in tapwater? Q: My kitchen sink mixer was recently replaced by a plumber and he flushed the pipes for more than half an hour, emptying my geyser in the process. What are “heavy metals”? “Heavy metals” are those with high density. They are often implicated in human poisoning, especially lead, mercury, arsenic and cadmium. “ Latest comment on Health24 Coba Van Der Walt says... God het 'n wonderwerk laat plaasvind kom ons dank Hom daarvoor. Baba kon ook gedood gewees het. Baby born as truck kills mother ” Can aircon make you sick? Does the air conditioner in a office make one sick? Flu? Colds? Sinus conditions? What is multiple chemical sensitivity? “Multiple chemical sensitivity” means that a person is hypersensitive to chemicals in the environment. The condition is associated with chronic flu-like or allergy-like symptoms What is sick building syndrome? Sick building syndrome is when people who occupy a building experience symptoms that occur mainly when they spend time there. The cause is thought to be poor indoor air quality. load more articles advertisement From our sponsors Momentum Health OatWell Dual Cross Is being overweight or obese dangerous? Tips to keep your immunity strong this winter Smile your way to better health Live healthier Strenghten your immunity » Keep your immunity strong Immune system boosters Boost your family's immunity 5 immune boosters in your kitchen You don’t need a handful of vitamins and supplements to keep your body healthy, check out these five immune boosting foods you probably already have in your kitchen. Laugh a little » Eat yourself happy Laugh more and live longer Laughing yoga the best medicine The healing power of laughter A good chuckle doesn't only make you feel happy for a moment, it's beneficial to your health too.