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Soldering and welding blog | gas, cylinders and fume

Blog10 articles

Welding gas guides for a UK garage: disposable MIG bottles, argon and CO2 mixes, cylinder storage, regulator leaks, garage fume, and the shoulder test stamp.

Argon purge confined space: do not climb in to look
Rules8 min read

Argon purge confined space: do not climb in to look

You have the dams cut, the tape on the bench, and the argon bottle open because the root of a stainless joint needs gas inside the pipe. That is an or

October 2026Read article
Transport argon cylinder in a car UK: valve shut, then drive
Rules7 min read

Transport argon cylinder in a car UK: valve shut, then drive

The bottle is paid for and the supplier shuts at five. The search you typed, transport argon cylinder in a car UK, is one private cylinder and a hatch

October 2026Read article
Gasless MIG or gas MIG: wind, smoke and the bead
Comparison7 min read

Gasless MIG or gas MIG: wind, smoke and the bead

The gate is open, the bracket is still on the car, and the breeze is moving the grass. A gasless MIG or gas MIG choice sits in that gap. One setup put

October 2026Read article
Gas cylinder test date UK: read the shoulder stamp
Rules7 min read

Gas cylinder test date UK: read the shoulder stamp

You are standing in the garage with a torch on the shoulder of a welding cylinder, or you are on amazon.co.uk looking at a bullet that says valid unti

October 2026Read article
Store argon cylinder at home: upright and ventilated
Maintenance7 min read

Store argon cylinder at home: upright and ventilated

The exchange driver has gone, or the carton is open on the garage floor, and the bottle is still on its side because that was the only way it fitted i

October 2026Read article
Pure argon or argon CO2: which label matches the metal
Comparison7 min read

Pure argon or argon CO2: which label matches the metal

You have a mild-steel bracket in the vice and two bottles on the bench. One label says argon. The other says argon and carbon dioxide, sometimes with

October 2026Read article
Welding regulator leaking: soapy test and when to stop
Diagnosis7 min read

Welding regulator leaking: soapy test and when to stop

The torch is cold, the garage door is down, and you can hear a thin hiss at the cylinder nut. You lean in, smell nothing, and decide the bottle is fin

October 2026Read article
Welding fume garage ventilation: what an open door misses
Rules7 min read

Welding fume garage ventilation: what an open door misses

You have the garage door up a hand's width, the MIG set crackling on a mild-steel bracket, and a blue-grey plume climbing past the visor. The bottle i

October 2026Read article
Welding gas cost UK: cartridge, deposit or empty shell
Cost6 min read

Welding gas cost UK: cartridge, deposit or empty shell

You have a Saturday bracket to finish, the MIG is already on the bench, and the gas is the line that stops the job. On amazon.co.uk in this comparison

October 2026Read article
Disposable MIG gas bottle runs out: what to check first
Causes7 min read

Disposable MIG gas bottle runs out: what to check first

You are halfway along a patch on a trailer bracket, the arc still sounds right, and then the bead turns porous and the shield disappears. The wire is

October 2026Read article