Water spray projector systems

Question 1

State the 3 ways water spray projectors extinguish oil fires

Answer 1

Cooling
Dilution of O
Dilution of liquid ( fuel )

Question 2

There are two basic types of water-spray systems

installed as fixed equipment and what are their aims

Answer 2

High velocity system to Extinguish

Medium velocity system for Protection surrounding and against explosion

Question 3

Describe a high velocity projection system

Answer 3

• The high velocity system is used on fires involving
  medium and heavy oils
• applies water in the form of a conical spray consisting of high-velocity droplets;
• extinguishes by cooling, smothering
  and emulsification.