Frequent urging to urinate. Urine may or may not contain blood; sometimes there may just be a little blood at the very end, sometimes there might be blood clots, sometimes itâs hardly noticeable. If you can have your dog pee on a white paper towel, thatâs a good way to see if thereâs blood present or not.
Since their invention in 1966, in late 1990s, hand sanitizers or hand antiseptics started gaining popularity and many companies started patenting their products. Since then hand sanitizers are found in almost every household today.
The concept of an aerosol originated as early as 1790, when self-pressurized carbonated beverages were introduced in France. In 1837, a man called Perpigna invented a soda siphon incorporating a valve. Metal spray cans were being tested as early as 1862. They were constructed from heavy steel and were too bulky to be commercially successful.