Although merchants weren't exactly happy with the idea of a credit card that could be used everywhere â fewer people would be using their individual store credit cards â McNamara's cards caught on quick with customers, expanding to 20,000 users in the first year.
Smoking can cause cancer and then block your body from fighting it: 1  Poisons in cigarette smoke can weaken the bodyâs immune system, making it harder to kill cancer cells. 2  Poisons in tobacco smoke can damage or change a cell's DNA.
A cigarette filter has the purpose of reducing the amount of smoke, tar, and fine particles inhaled during the combustion of a cigarette. Filters also reduce the harshness of the smoke. So the answer is yes, the filter makes the cigarette less harsh, and should always be considered when choosing cigarettes.