Petroleum and natural gas industries. Sucker rods (pony rods, polished rods, couplings and sub-couplings). Specification

half masks or quarter masks

specifies requirements

This standard is also applicable to certain hazardous environments but does not exclude additional requirements

BS 1139-4 on prefabricated steel splitheads and trestles is useful for

Cloud point

BS 3288-1 makes users aware of testing regimes and inspection sampling

• Environmental health officers

15 on the calculation of total saponifiable matter in animal and vegetable fats and oils is useful for:

configuration of the system

This document defines the basic treatable input as primarily human excreta and gives options for extending the range of input substances

The use of personal safety and protective equipment and clothing (PPE) by road recovery technicians

42 on the determination of 1-monoglycerides and free glycerol contents in fatty oils is useful for: