44/1 A VESSEL IS RUPTURED BY UNAUTHORISED PRESSURISATION WITH COMPRESSED AIR
44/2 A SIMILAR ERROR BY A CONTRACTOR
44/3 COMPRESSED AIR IS POWERFUL
44/4 THE WRONG AND THE RIGHT WAY TO RELEASE THE PRESSURE FROM A FLEX
44/5 STOPPING LEAKS BY FREEZING PIPES
44/6 WHEN LIQUID OR GAS IS DISCHARGED TO ATMOSPHERE THERE IS A REACTION FORCE ON THE PIPE
44/7 SPOILING THE SHIP FOR A HA’P’ORTH O’ TAR
44/8 WHAT THE LAW SAYS, No 5
44/9 THREE YEARS AGO
44/10 UNUSUAL ACCIDENTS NO. 14
44/11 THE ROBENS’ REPORT
44/12 RECENT PUBLICATIONS ETC