why a
mbulance and fire brigade have sirens
Answers
Explanation:
The sound came from a louvered screen on the siren. Some coppers would jam a screwdriver in the louvers making the siren sound more like a firetruck or an ambulance. Some of the fancier consoles have controls for the lights controlling the overheads, alternating front
Answer:
Ambulance and fire brigade have a siren because this vehicles are very important vehicles when ever any serious phenomenon occurs in any place like in the case of ambulance they have to receive a patient who are causing from accident or any other type of cause they have to arrive the patients very quickly to the hospital their siren work as sign for the vehicle to give side to the ambulance for arriving hospitals very quickly ambulance also work same as ambulance but with different purpose