18 results found

Search Results for: silica

Silica

silica fine particulate dust from quartz rock that is known to cause a progressive lung injury over long-term. See:... Read More

Diatom

A diatom is a unicellular eukaryotic alga characterized by the siliceous covering and symmetry. Diatoms are mostly aquatic,... Read More

Diatomaceous earth

Definition noun A type of silica-rich dirt which is soft, fine-grained, porous, light-coloured, and composed of the... Read More

Laterite

Definition noun,plural: laterites A layer of the soil that is abundant in iron oxide which is resulted from the various... Read More

Pneumoconiosis

Definition noun, plural: pneumoconioses A disease of the lungs characterized by lung fibrosis and possible loss of lung... Read More

Chrysophyta

Definition noun (phycology) A phylum comprised of chrysophytes (golden algae), xanthophytes (yellow-green algae), and... Read More

Zircon

zircon (Science: chemical) A mineral occurring in tetragonal crystals, usually of a brown or gray colour. It consists of... Read More

Hydrophilic

Hydrophilic Definition What does a hydrophile or hydrophilic substances mean? If a molecule is “water-loving”, it is... Read More

Basic

Basic 1. (Science: chemistry) Relating to a base; performing the office of a base in a salt. Having the base in excess, or... Read More

Quartz

quartz (Science: chemical) A form of silica, or silicon dioxide (SiO2), occurring in hexagonal crystals, which are commonly... Read More

Acidic

Acidic (Science: chemical) Containing a high percentage of silica; opposed to basic. Being or containing an acid; of a... Read More

Vascular plants

Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

Desiccation

Desiccation definition Desiccation refers to the state, the act, or the process of removing or extracting water content... Read More

Hardness scale

Hardness scale a qualitative scale in which minerals are classified in order of their increasing hardness, based on the fact... Read More

Soap

soap A substance which dissolves in water, thus forming a lather, and is used as a cleansing agent. Soap is produced by... Read More

Cell wall

The cell is the structural, functional, and biological unit of all organisms. It is a membrane-bound structure containing... Read More