Most metals are good conductors of heat and they are solids at room temperature. Mercury is the only one in liquid state at room temperature, and has high coefficient of expansion. Hence, the slightest change in temperature is notable when it's used in a thermometer. This is the reason behind mercury and alcohol being used in thermometer. Some of the principles of the thermometer were known to Greek philosophers of two thousand years ago.
Veterinary/Medical costs: $160 â 670. The cost of spaying or neutering a dog is $50-200 depending on the size of the dog and whether there are health conditions that can complicate the surgery. A routine veterinary exam runs from $45-150. The cost of puppy vaccinations and boosters is $20-150.
Before buying a dog or puppy it is important to consider how much it costs to keep a dog so check out our guide to the average costs involved in owning dog. Below is an approximate guide to the costs of keeping a dog. When buying a dog or puppy it will be necessary to purchase equipment such as dog bed, collar, lead, toys, etc and this can cost up to Â£200.