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Pressure grouting. Pressure grouting or jet grouting[ 1] involves injecting a grout material into otherwise inaccessible but interconnected pore or void space of which neither the configuration or volume are known, and is often referred to simply as grouting. The grout may be a cementitious, resinous, or solution chemical mixture.
Grout is a dense fluid that hardens upon application and is used to fill gaps or as reinforcement in existing structures. [1] Grout is generally a mixture of water, cement, and sand, and is employed in pressure grouting, embedding rebar in masonry walls, connecting sections of precast concrete, filling voids, and sealing joints such as those ...
EN 1: Flued oil stoves with vaporizing burners. EN 2: Classification of fires. EN 3: Portable fire extinguishers. EN 14: Dimensions of bed blankets. EN 19: Industrial valves – Marking of metallic valves. EN 20: Wood preservatives. EN 26: Gas-fired instantaneous water heaters for the production of domestic hot water.
Grout curtain. A schematic of a grout curtain, see drill holes and grouted area. A grout curtain is a barrier that protects the foundation of a dam from seepage and can be made during initial construction or during repair. [1] Additionally, they can be used to strengthen foundations and contain spills.
Plasticizer. PVC, used extensively in sewage pipes, is only useful because of plasticizers. [1] A plasticizer ( UK: plasticiser) is a substance that is added to a material to make it softer and more flexible, to increase its plasticity, to decrease its viscosity, and/or to decrease friction during its handling in manufacture.
The Broselow Tape, also called the Broselow pediatric emergency tape, is a color-coded length-based tape measure that is used throughout the world for pediatric emergencies. The Broselow Tape relates a child's height as measured by the tape to their weight to provide medical instructions including medication dosages, the size of the equipment ...
Scabbling —also called scappling —is the process of reducing stone or concrete. In masonry, it refers to shaping a stone to a rough square by use of an axe or hammer. [1] In Kent, rag-stone masons call this "knobbling". [1] It was similarly used to shape grindstones. In modern construction, scabbling is a mechanical process of removing a ...
The Autism Treatment Evaluation Scale ( ATEC) is a 77-item diagnostic assessment tool that was developed by Bernard Rimland and Stephen Edelson at the Autism Research Institute. The ATEC was originally designed to evaluate the effectiveness of autism treatments, but it may also be beneficial as a screening tool for children.