How Carbon Monoxide Detectors Work

Summary Carbon Monoxide Detectors is a device that detects the presence of Carbon Monoxide (CO) Excess Carbon Monoxide(CO) = Carbon Monoxide Poisoning Silent Killer Incomplete Combustion History of Dalton’s Law John Dalton (6 September 1766 – 27 July 1844) was an English Chemist, Meteorologist and physicist He investigated and published the atomic theory which states…

Climate Change & the Carbon Cycle

The Earth’s climate is always changing, fluctuating from cool temperatures to warm temperatures throughout Earth History. Climate change has become a controversial issue that scientists are sceptical about. The present cause of global warming is part of a natural variation; however it is also greatly caused by human actions. Based on the evidence that I…

Pests and Pesticides

4 Types of Pesticides Herbicides : kills plants Insecticides : kills insects Fungicides : kills fungi Bactericides : kills bacteria First-Generation Pesticides inorganic biocides (eg. Metals such Lead, mercury, arsenic, cyanide) Found to be toxic to humans, polluted water and soil and were not biodegradable (not able to break down naturally). Materials from a non-living…