Collect points
Each participant had a scorecard in his pocket
Wild boar ( Sus scrofa ) Size: 10cm Look out for sausage-shaped droppings, which are roughly 10cm in length and have a fibrous consistency as wild boar mostly eat plants
Based on the literature 9,15,16,17 , a cut-off urinary cotinine level of 50 ng/ml or more was used to define cotinine-verified smokers
Common cigarette additives include ammonia compounds (which convert nicotine to freebase form for faster absorption), humectants like propylene glycol, burn accelerants, and flavor masking agents
Pipes also require equipment, skill development, and time investment that conflicts with cigarettes grab-and-go convenience