The simplest of which are perhaps (all photos are own work from my own collection) the Billiard family: Mauro Armellini Straight (Smooth) Billiard with acrylic taper stem
However, factors such as alcohol consumed, body weight, metabolism, medical conditions, environmental factors, and substances like mouthwash can affect BAC readings and cause false positives
Pick something that is comfortable in your mouth
Many youg people will be reluctant to light a cigarette if they know they will be tested
I am glad you did get a chance to try and post a review though
For cardiovascular diseases (e.g., stroke and IHD), tobacco-attributable deaths accounted for ~10 and 30% of deaths in females and males, respectively