this post was submitted on 16 Nov 2023
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micromobility - Ebikes, scooters, longboards: Whatever floats your goat, this is micromobility

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Ebikes, bicycles, scooters, skateboards, longboards, eboards, motorcycles, skates, unicycles: Whatever floats your goat, this is all things micromobility!

"Transportation using lightweight vehicles such as bicycles or scooters, especially electric ones that may be borrowed as part of a self-service rental program in which people rent vehicles for short-term use within a town or city.

micromobility is seen as a potential solution to moving people more efficiently around cities"

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[–] litchralee 7 points 1 year ago* (last edited 1 year ago) (2 children)

For reasons, I've borne witness to portable propane tanks punctured in high velocity impacts. Sadly, unless there's an ignition source or substantial friction/heat, the propane will just vaporize into gas and vent away [citation needed]. From what I observed, the tank made a great big impact noise and lots of wooshing, but no flames or explosion.

We then tried it again with a small tea candle nearby and the results were more spectacular.

[–] [email protected] 4 points 1 year ago (2 children)

Wouldn't there be sparks that could cause ignition?

[–] [email protected] 6 points 1 year ago

It's not quite like that. It's such high pressure that it needs a strong flame to become lit otherwise the pressure of expansion overwhelms the ignition source. Aka it blows itself out.

[–] [email protected] 2 points 1 year ago

You can make sure there are ...

(Disclaimer: just a joke, do not create actual propane bombs at home or anywhere else)