Tarmac Group blocks, aggregate blocks, bagged aggregates, mortar, screeds, sports surfaces, TermoDeck, foundry sands, grouts, plasters, renders, bagged cement and bagged lime. It also offers bespoke production and contract manufacturing. Tarmac Middle East was one of the largest and leading suppliers of aggregates and asphalt to the Middle East construction industry. It had interests in Primary Aggregate & Road Base Materials, Armour stone, Wet mix and Asphalt Products and Asphalt & Road Base contracting services. Lafarge Tarmac was a 50:50 joint venture between Lafarge and Anglo American. It was the leading construction materials company in the United Kingdom, comprising cement, aggregates, ready
Cetacean surfacing behaviour Cetacean surfacing behaviour Cetacean surfacing behaviour or breaching is a group of behaviours demonstrated by the Cetacea infraorder when they come to the water's surface to breathe. Time intervals between surfacing can vary depending on the species, surfacing style or the purpose of the dive, and some species have been known to dive for up to 85 minutes at a time when hunting. In addition to respiration, cetaceans have developed and used surface behaviours for many other functions such as display, feeding and communication. All regularly observed members of the order Cetacea, including whales, dolphins and porpoises, show a range