Glossary M
Deutsch: Membran / Português: Membrana / Français: Membrane
A membrane is a selective barrier. At times, it is also an outer covering of cell or cell organelle that allows the passage of certain constituents and retains other constituents found in the liquid.
Deutsch: Quecksilber / Español: Mercurio / Português: Mercúrio / Français: Mercure / Italiano: Mercurio /
Mercury is a naturally occurring element that is found in air, water, and soil. It exists in several forms: elemental or metallic mercury, inorganic mercury compounds, and organic mercury compounds.
Deutsch: Metall / Español: Metal / Português: Metal / Français: Métal / Italiano: Metallo /
In the environmental context, 'metal' refers to a group of chemical elements characterized by their high electrical conductivity, malleability, and luster. Metals have various applications in industries and everyday life, but their extraction, use, and disposal can have significant environmental implications.
Deutsch: Metallverschmutzung / Español: contaminación por metales / Português: poluição por metais / Français: pollution métallique / Italiano: inquinamento da metalli
Metal pollution in the environmental context refers to the contamination of ecosystems with metallic elements that can be toxic to life. This type of pollution is primarily a concern due to the non-biodegradable nature of metals, which allows them to persist in the environment and potentially accumulate to harmful levels in the soil, water, and living organisms.
Deutsch: Metallrecycling / Español: Reciclaje de metales / Português: Reciclagem de metais / Français: Recyclage des métaux / Italiano: Riciclaggio dei metalli
Metal recycling refers to the process of recovering and processing used metals to produce new metal materials. This practice is crucial for environmental sustainability as it reduces the need for virgin ore extraction, decreases energy consumption, and minimizes waste and greenhouse gas emissions.