Non-porous The key to using stainless steel cookware is making sure it is high quality, so it's non-porous. ... Even when lower grade, stainless steel is far less porous than other materials like cast iron.
What is a porous metal?
(powder metallurgy porous metal), a metal or alloy whose interconnected porous structure is capable of transmitting a liquid, which exudes on the surface as drops or vapor (dew). This property permits the cooling of components subjected to high heat in aircraft, jet engines, and power units.
Is aluminum a porous metal?
Aluminum is more porous and prone to surface scratches and dent, which makes it harder to clean.Jul 10, 2020