Q.How much water vapour is generated by a human being in 24 hours
A.Humans typically release 1.2l of water vapour a day - 300ml is exhaled and 900ml is lost through the skin. A further 1.3l of water is produced as urine.
A.Pop groups beginning letter 'V'- Vapours, Van Der Graaf Generator, Van Halen, Visage, Viscounts, Vanity Fare, The Vibrators, Village People & Voyager.
Q.Does uv lighting generate heat? And is uv light used over infra red light for vivariums?
A.Traditional fluorescent UV bulbs do not produce heat. Newer mercury vapour bulbs provide UV light plus heat and are better than infra red for vivariums.
Q.How do decorative plasma lamps,made by the lava lamp company,work?they look similar to van de graaf generators but have pink and blue light.
A.A Plasma lamp is a gas-discharge lamp that uses electricity to excite mercury vapour in argon or neon gas, resulting in a plasma that produces UV light.
Q.What gives off the most greenhouse gases
A.The oceans give off the most greenhouse gas in the form of water vapour. Second comes power generation, the main producer of carbon dioxide.
Q.Do cows produce more greenhouse gases than people?
A.Humans contribute approximately 30% of greenhouse gases each year, mainly by burning fuel. Water vapour contributes 36-66% & cattle contribute around 3%.