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.
Dog Food: $150 â 500. The cost of your dogâs food will depend on his size and what you feed him. The bigger the dog, the more he eats, and premium dog food is more expensive than off-brand kibble. You can save money with a generic food, but it could be at the expense of your dogâs health.
The Cost of a Dog Microchip. The average costs of a dog microchip are between $20 and $50, but this doesnât include the veterinary procedure of placing the chip. The procedure can cost an additional $50 to $100.However, you may find higher costs as well. The cost of a dog microchip may be variable and will depend on:1  The type of microchips, as there are low cost chips and high end chips; talk to your vet about the options you have.he procedure can cost an additional $50 to $100. However, you may find higher costs as well. The cost of a dog microchip may be variable and will depend on: 1  The type of microchips, as there are low cost chips and high end chips; talk to your vet about the options you have.