3 ms·
Without cars, emergency vehicles could have their sirens at 10% of the volume. Garbage trucks and busses are slowly being replaced by electric versions which ar
by SchemaLoad 1y ago
Without cars, emergency vehicles could have their sirens at 10% of the volume. Garbage trucks and busses are slowly being replaced by electric versions which are much quieter.
- nradov 1y agoElectric garbage trucks aren't much quieter. I've heard them. Most of the noise comes from the machinery and the reverse beeping, not the engines.