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@pw-consulting • 4 days ago • comments: 0

Posted a new blog:
Qualifying a Biosurfactant in an Existing Formula: What a Foam Test Misses

A cleaning formulator substitutes a biosurfactant for an alcohol ethoxylate, runs a standard foam test, sees comparable numbers, and ships a batch that underperforms...

@pw-consulting • 4 days ago

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@pw-consulting • 2 weeks ago • comments: 0

Posted a new blog:
Dermal Fillers: Crosslink Density, Degradation and the Batch Records That Decide a Recall

Two fillers list the same active ingredient and behave nothing alike in the clinic. One holds for a year and the other settles in four months, and the difference sits...

@pw-consulting • 2 weeks ago

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@pw-consulting • 3 weeks ago • comments: 0

Posted a new blog:
Membrane Electrode Assemblies: Catalyst Loading, Compression and the Conditioning Protocol That Sets Lifespan

Catalyst loading is decided in the lab, but compression and conditioning decide whether it survives A stack engineer reads the first polarisation curve and decides...

@pw-consulting • 3 weeks ago

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@pw-consulting • 3 weeks ago • comments: 0

Posted a new blog:
PCB Printers: Solder Mask Registration, Paste Volume and the First Article Nobody Signs Off

Solder paste printing, not the placement head, sets the real yield ceiling on a PCB line. The line runs, the printer reports good boards, and the first article still...

@pw-consulting • 3 weeks ago

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@pw-consulting • 3 weeks ago

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@pw-consulting • 3 weeks ago • comments: 0

Posted a new blog:
Hoist Devices: Duty Class, Brake Arrangement and the Handover File

A hoist is bought on lifting capacity and installed on duty class, and the mismatch between the two is what shortens the equipment's life. A unit rated for the load...