Two Kilos of Gel in the Yard Drain: Recovering From a Bad Batch
A two-kilo gel lump in a gully becomes a contractor job if you hose it. How gel reaches drains, why drying makes it worse, and the routine that prevents it.
Reviving a Bag of Powder That Has Taken On Moisture
There is a 25 kg bag at the back of the store with a 15 mm crust across the top, a split seam taped over, and eleven months of warehouse air inside it. Under the crust the powder still flows. The maintenance fitter wants to tip the whole thing into the spill kit and order a replacement; the buyer wa…
