Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
talc
This term refers to both the raw geological mineral and the processed powder derived from it. In a scientific context, it is characterized by its extreme softness, serving as the baseline for the Mohs scale of mineral hardness. The tactile quality is often described as soapy or greasy, which distinguishes it from other white minerals.
As a powder, it is associated with hygiene and dermatological care, specifically for moisture absorption. Because it is an uncountable mass noun, it cannot be pluralized to describe multiple quantities of the powder; instead, speakers must use partitive phrases such as a container of talc or a dusting of talc to specify amount.
Meanings
Examples
Apply a bit of talc to the skin to prevent chafing.
The sculptor chose talc for its ease of carving.
I wonder if this baby powder contains talc or cornstarch.
Just a sprinkle of talc should keep your feet dry.
The geologist identified the specimen as talc due to its greasy feel.
The ancient artifacts were carved from a rare form of talc.