Spare tire blew up

[art1966]

TheWonderful90s might be interested in this example of an exploding tread that was discussed here a couple of years ago:

What wrecked this tire?

My next door neighbor is disabled and doesn’t drive any more. Her Volvo wagon lives in her driveway/carport for weeks and months at a time unless somebody borrows it. A couple of weeks ago it was gone for a few days, then came back. This morning I noticed that her right front tire was flat, and I alerted her . If the tire had been flat earlier, I’m pretty sure I would have noticed. The neighbor invoked her Roadside Assistance coverage, and they came and changed the tire. They provided her…