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Being rechargeable, they use a USB charger that attaches to the battery with a threaded connector. Certain batteries have a "passthrough" feature so they can be used even while they are charging. [4] [71] Second-generation e-cigarettes commonly use a tank or a "clearomizer". [21]
In October 2021, researchers at Johns Hopkins University reported over 2,000 unknown chemicals in the vape clouds that they tested from Vuse, Juul, Blu and Mi-Salt vape devices. [171] In 2019–2020, there was an outbreak of vaping-related lung illness in the US and Canada, primarily related to vaping THC with vitamin E acetate. [172] [173]
An electronic cigarette (e-cigarette), or vape, [note 1] [15] is a device that simulates smoking. It consists of an atomizer, a power source such as a battery, and a container such as a cartridge or tank. Instead of smoke, the user inhales vapor. [16] As such, using an e-cigarette is often called "vaping". [17]
A threaded nut is female and a bolt is male. Connectors for air brake hoses on heavy trucks and railroad equipment use genderless "gladhand connectors". In railroad air brake use, this makes the orientation of rolling stock irrelevant, and is used with the standard North American railroad coupler that connects cars together, also genderless.
Abbreviation (full name) Contacts Typical uses Plug appearance TS (tip sleeve) : 2 mono audio TRS (tip ring sleeve) : 3 stereo audio mono audio () MIDI [1]: TRRS (tip ring ring sleeve)