even one cigarette is harmful All It Takes to Harm Your Heart, Lungs — Your Life - Vejthani International Hospital Smoking: One Cigarette a Day

But of What Exactly? New York Times, June 15, 2003

When Europeans first began to harvest tobacco, the plants were simply covered with hay and left in the field to cure or "sweat." But the use of hay diminished the availability of animal fodder

GATS a global survey that systematically monitors adult tobacco use by tracing key tobacco control indicators and its latest survey involved 74,037 people aged 15 and above across India between August 2016 and February 2017

additionally theyre included in the prohibition of the use of characterizing flavors

When you visit outdoor restaurants with your pet dog or go on walks with them, make sure to examine the area and keep your dog from eating anything on the ground