colour sorting

  • 1colour code — 1. noun Any system where colours are used to categorize elements of sets. 2. verb To mark items with a colour code as a means of sorting …

    Wiktionary

  • 2sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …

    Universalium

  • 3Magical objects in Harry Potter — The following is a list of magical objects used in Harry Potter. These objects exist for the use of the characters in the series by J. K. Rowling. Contents 1 Communication 1.1 Enchanted coins 1.2 Howler …

    Wikipedia

  • 4environmental works — ▪ civil engineering Introduction       infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …

    Universalium

  • 5papermaking — [pā′pər māk΄iŋ] n. the making of paper papermaker n. * * * pa·per·mak·ing (pāʹpər mā kĭng) n. The process or craft of making paper.   paʹper·mak er n. * * * Introduction       formation of a matted or felted sheet, usually of cellulose fibres,… …

    Universalium

  • 6commercial fishing — Introduction  the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them.       Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …

    Universalium

  • 7plastic — plastically, plasticly, adv. /plas tik/, n. 1. Often, plastics. any of a group of synthetic or natural organic materials that may be shaped when soft and then hardened, including many types of resins, resinoids, polymers, cellulose derivatives,… …

    Universalium

  • 8Coffee processing — Main article: Coffee Traditional coffee drying in Boquete, Panamá Processing of coffee is the method converting the raw fruit of the coffee plant into the coffee. The cherry has the fruit or pulp removed leaving the seed or bean which is then… …

    Wikipedia

  • 9sponge — spongeless, adj. spongelike, adj. spongingly, adv. /spunj/, n., v., sponged, sponging. n. 1. any aquatic, chiefly marine animal of the phylum Porifera, having a porous structure and usually a horny, siliceous or calcareous internal skeleton or… …

    Universalium

  • 10Uluru — For the band, see Ayers Rock (band). Coordinates: 25°20′42″S 131°02′10″E …

    Wikipedia