cigarettes in plain packaging cigarette laws Singapore's Tobacco Plain Packaging Law:

[See also: Corrosion Caused a Blown Fuse ] High tech lighting circuits, like Xenon or HID, which have a "smart" power supply circuit between the power source and Load will draw more current when supply voltage drops, as the smart supply adjusts to keep the output power applied to the lights constant, but for simple lighting circuits, like were talking about here, circuit current is strictly determined by Ohms Law

The toxic residue on the filters is removed with gamma radiation, in a process similar to what is used on fish and other meat to remove bio-contamination

They dont require any maintenance or refilling, which makes them a convenient option for humidors

Anti-Jam Technology: High-torque motor and precision cutter minimize jams