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.
According to this report, the total first-year cost of owning a dog is $1,270 and for a cat itâs $1,070. As you can see, having a pet can cost you over $1,000 in the first year, and well over $500 each additional year.Depending on the food you buy and your actual medical expenses, the costs could be much higher.ccording to this report, the total first-year cost of owning a dog is $1,270 and for a cat itâs $1,070. As you can see, having a pet can cost you over $1,000 in the first year, and well over $500 each additional year.