Originally Posted by
phughes
https://bicycles.stackexchange.com/q...instead-of-air
Did a quick google search and I found this, a guy in this thread claims his water filled tires had a slow leak hold for far longer than air filled tires. I believe it, it’s much easier to get something water tight than air-tight.
I get the tendency to dismiss an idea like filling tubes with water as absurd without sitting down and thinking through what would happen, let alone testing it. I’ll put this test on my “to-do” list because it actually sounds interesting and might have some benefits, namely puncture resistance.
sometimes one is struck with an outlandish novel idea, and even if most of them don’t work they are worth exploring.
also OP she can probably just use someone else’s cell phone, you’re doing her a favor in the long run by not getting her a phone. People used to get along just fine without phones