A shaped charge is an explosive charge shaped to focus the effect of the explosive's energy. Different types of shaped charges are used for various purposes such as cutting and forming metal, initiating nuclear weapons, penetrating armor, or perforating wells in the oil and gas industry. (https://en.wikipedia.org/wiki/Shaped_charge)
Acoustic tomography uses the travel time of sound in the ocean to measure the temperature of the ocean over large areas. (https://dosits.org/galleries/audio-gallery/anthropogenic-sounds/ocean-acoustic-tomography-transmission/)
Fish with little or no commercial value and not sorted by species before landing. Usually part of the trawlers' by-catch. It can be used for aquaculture, fishmeal production and in many developing countries, for human consumption. (FAO Fisheries Technical Paper No. 382, FAO (X2465))
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Fish and other aquatic organisms without commercial value for human food market
An allotropic form of the element carbon consisting of layers of hexagonally arranged carbon atoms in a planar condensed ring system graphene layers (https://doi.org/10.1351/goldbook.G02684)
Graben: An elongate trough or basin bounded on both sides by high-angle, normal faults that dip towards the interior of the trough. It is a structural form that may or may not be geomorphically expressed as a rift valley. (Glossary of Landform and Geologic Terms, https://www.nrcs.usda.gov)
Note
Structural rock feature downthrown between two parallel faults relative to the surrounding area
Rabbit haemorrhagic disease (RHD) is a highly contagious and acute fatal hepatitis of Leporids, caused by a calicivirus (genus Lagovirus). RHD is characterised by high morbidity and a mortality of up to 90%. Infection mainly occurs by the oral route. (https://www.woah.org/en/disease/rabbit-haemorrhagic-disease/)
A change in the use or management of land by humans, which may lead to a change in land cover. (A change in the use or management of land by humans, which
may lead to a change in land cover.)
Abrasion resistance is the ability of a surface to resist being worn away by rubbing or friction. (Adapted from: Scott, Benjamin & Safiuddin, Md. (2015). Abrasion Resistance of Concrete – Design, Construction and Case Study. Concrete Research Letters. 6. 136-148.
https://www.challengejournal.com/index.php/cjcrl/article/view/194)
