They would aluminise the glass in order to provide electrical conductivity.

The pronoun it in It's a mystery why this happened is a dummy.

Owner Philip Schaffart said a precoronavirus Tuesday typically brought in $2,500 in revenue. This past Tuesday, he said, that amount dwindled to $300 as his place was open only for pickup and delivery.

Such as shall pretend / Malicious practices against his state.