When President Trump took his Sunday afternoon SUV tour of the Walter Reed neighborhood streetscape, the word "hermetically" suddenly began popping up everywhere. As in, it would appear to be a bad thing to subject non-COVID-19-infected people (say, Secret Service agents) to be riding in a hermetically sealed vehicle with someone who is COVID-positive (Trump). But are armored SUVs actually any more airtight than a standard model off the lot?

Last spring we went to Alpine Armoring to test a Pit-Bull VX, which is the sort of vehicle favored by wealthy preppers with a flair for ostentation (also, police departments). But we also saw what goes into their stealthy but stock-looking cars and SUVs. Usually, the goal is to avoid clues that a vehicle is armored at all. Before we showed up, for instance, they'd just shipped out a bulletproof Toyota Camry.

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