Regulation limiting the amount of lead in paint for interior and decorative use was introduced in China in 2001, complementing the Toy Safety standard introduced in 1986 for lead in paint on children´s toys. When did they stop putting lead … Continue reading →

These plates are submerged in sulphuric acid, which acts as a catalyst and triggers a chemical reaction between them. This reaction produces electrons, which generate electricity. The electricity then flows from the battery to start your car engine. What is … Continue reading →

The P108 also boasts one of the fastest charging times out of the Ryobi batteries. It can go from empty to full in as little as 60 minutes! How long does it take to charge a RYOBI 4Ah battery? approximately … Continue reading →

When ingested, C4 results in serious CNS effects such as generalized seizures in addition to renal and GI symptoms. Based on previous reports, the toxic presentation is transient and treatment is supportive. Critical actions include airway maintenance, seizure control, and … Continue reading →

Generally speaking, it is easier to start an engine in a warm environment than in a cold one. The rating refers to the number of amps a 12-volt battery can deliver at 0°F for 30 seconds while maintaining a voltage … Continue reading →

Pro tip: a good rule of thumb to help avoid the trap of overcharging is to make sure you charge your battery after each discharge of 50% of its total capacity. If the battery will be stored for a month … Continue reading →

Lead is an example of a material which is relatively malleable but not ductile. What is the ductile of lead? Lead is very malleable, ductile, and dense and is a poor conductor of electricity. Known in antiquity and believed by … Continue reading →

Harmonized Commodity Description and Coding System. HS code is short for Harmonized Commodity Description and Coding System. It’s a list of numbers used by customs to classify a product. What is meant by HS code? The Harmonized System is a … Continue reading →

lithium batteries. All lithium batteries are Class 9 — miscellaneous dangerous substances and articles. All batteries must be tested and meet the criteria as stated in the UN Recommendations on the Transport of Dangerous Goods, Manual of Tests and Criteria … Continue reading →

Yes, you can use a higher octane fuel than that recommended for your car. It will not hurt your car in any way, but it will cost you more – for no benefit. You should not use any fuel with … Continue reading →

The word pencil comes from the latin, penicillum , the name for a small, fine-tipped brush used for writing, which in turn is a diminutive form of the latin word for brush, peniculus, which in turn is a diminutive form … Continue reading →

But is eating a newspaper, like, a good idea? For starters, there’s almost no nutritional benefit, according to Massachusetts General Hospital gastroenterologist Dr. Kyle Staller — but it’s not particularly dangerous, either. Paper is mostly composed of cellulose, a harmless … Continue reading →

Some studies have found lead can be absorbed through skin. If you handle lead and then touch your eyes, nose, or mouth, you could be exposed. Lead dust can also get on your clothes and your hair. If this happens, … Continue reading →

Lead’s toxicity was recognized and recorded as early as 2000 BC and the widespread use of lead has been a cause of endemic chronic plumbism in several societies throughout history. The Greek philosopher Nikander of Colophon in 250 BC reported … Continue reading →

An automobile battery is an example of a wet cell battery, with six cells. Each cell of a lead storage battery consists of alternate plates made of a lead alloy grid filled with sponge lead (cathode plates) or coated with … Continue reading →