what cancer does smokeless tobacco cause and cigarette smoking: chemical mechanisms and prevention Untitled Document

Everybodys watching

The word significant is used where 95% CI error bars dont overlap, and all comparisons that are emphasised in the text are significant differences

The cost of squeezing tobacco into hogsheads -- or "prizing" -- proved too much of an expense to most farmers and the loose-leaf system of sales began to shape itself -- never to disappear

Appearances[edit] References[edit] "Lemon of Troy" "Duffless" "E-I-E-I-(Annoyed Grunt)" 4.0 4.1 "HOM" "Three Men and a Comic Book" 6.0 6.1 6.2 "Principal Charming" "Puffless" "Saturdays of Thunder" "Separate Vocations" "Homer's Phobia"

Balancing performance with cost is a constant challenge