Engineered Stone Countertop Dust
High burden — Engineered Stone Countertop Dust is a significant avoidable exposure.
Dry-cutting or drilling quartz countertops during a fit-out.
The breakdown
Each driver rated 0 (none) to 10 (worst)
Evidence strength: strong · Detox Score = 100 − hazard×4.6 − exposure×3.4 − persistence×2.6, clamped 1–100.
What this means for you
A Detox Score of 34 places engineered stone countertop dust in the High band. The persistence rating is the standout concern here — these compounds linger in the body and environment for years. Engineered 'quartz' stone is typically over 90% crystalline silica, against 10–45% for granite. Dry-cutting it releases respirable silica that permanently scars the lungs; hundreds of silicosis cases have been counted among fabricators. Householders are barely exposed unless a slab is dry-cut indoors.
Frequently asked questions
Is engineered stone countertop dust a toxic exposure?
Engineered Stone Countertop Dust has a Detox Score of 34 out of 100 (High burden), which means it is a significant avoidable exposure. Engineered 'quartz' stone is typically over 90% crystalline silica, against 10–45% for granite. Dry-cutting it releases respirable silica that permanently scars the lungs; hundreds of silicosis cases have been counted among fabricators. Householders are barely exposed unless a slab is dry-cut indoors.
What is a safer alternative to engineered stone countertop dust?
A lower-exposure swap for engineered stone countertop dust is: Slabs cut off-site, or wet-cutting with on-tool dust extraction. Engineered 'quartz' stone is typically over 90% crystalline silica, against 10–45% for granite. Dry-cutting it releases respirable silica that permanently scars the lungs; hundreds of silicosis cases have been counted among fabricators. Householders are barely exposed unless a slab is dry-cut indoors.