cigarette smoking age california Up in smoke: It's now illegal to light up if under 21 California lawmakers approve raising smoking

Wastewater surveillance for infectious disease: a systematic review

adults used e-cigarettes, while youth use fell to 5.2% of middle and high school students in 2025

They conclude that: The levels of ionic metals and metalloids, including chromium, nickel, and antimony, increased as the number of puffs increased, whereas concentrations of ionic zinc, copper, and lead were elevated at the start, and each device had different emissions

Any time students are on the vehicle, at least one (1) sponsor, chaperone, or staff member is expected to ride in the vehicle as well as to supervise students upon return to the District and while they are waiting for rides home