Vancouver: Annual Weather Averages. August is the hottest month in Vancouver with an average temperature of 18Â°C (64Â°F) and the coldest is January at 4Â°C (38Â°F) with the most daily sunshine hours at 13 in July. The wettest month is November with an average of 200mm of rain.
Grinding wheels are made of natural or synthetic abrasive minerals bonded together in a matrix to form a wheel. While such tools may be familiar to those with home workshops, the general public may not be aware of them because most have been developed and used by the manufacturing industry.
Boron carbide is very hard and can thus be used for grinding. In this case, the idea is to pour some of the dark, oily liquid in this can into the oil supply of an engine in order to cause it to grind itself to a halt.