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ISO 24253-1 - Crop protection equipment - Spray deposition test for field crop - Part 1: Measurement in a horizontal plane
March 15, 2015 - ISO

This part of ISO 24253 specifies field measurements of spray deposition to determine the quantity and distribution of spray in a plane surface area, treated by horizontal boom sprayers with downward directed application. This part of ISO 24253 allows flexibility in the arrangement of field tests,...

ISO 24253-2 - Crop protection equipment - Spray deposition test for field crop - Part 2: Measurement in a crop
March 15, 2015 - ISO

This part of ISO 24253 specifies a method for field measurements to determine the quantity and distribution of spray in a field crop, treated by horizontal boom sprayers with downward directed application. This International Standard can be used for nursery trees and small size bush crops (young...

Natural Fibre Reinforced Polymers (NFRPs) in the construction industry
November 1, 2014 - BRE

Introduction The construction industry is the largest single economic activity in Europe. It is estimated to account for 45% of Europe's energy consumption[1]. Construction products and associated services contribute 450 bn turnover per year (estimated). The materials they use, their manufacture...

DIN EN 13964 - Suspended ceilings - Requirements and test methods
August 1, 2014 - DIN

This European Standard covers membranes, individual substructure components, substructure kits and suspended ceiling kits intended to be placed on the market. It covers suspended ceilings sold as a complete kit, substructures placed on the market as kits, individual components (products) of such...

ANSI Z9.14 - Testing and Performance-Verification Methodologies for Ventilation Systems for Biosafety Level 3 (BSL-3) and Animal Biosafety Level 3 (ABSL-3) Facilities
January 1, 2014 - ASSP

This Standard provides methodologies to perform visual inspection and evaluation of: 1. Directional airflow 2. Anterooms 3. Primary containment systems 4. Building ventilation system 5. Heating, ventilation, and air-conditioning (HVAC) testing 6. Filtration 7. ABSL-3 and integration of individually...

SAE AIR4994 - High Pressure Pneumatic Compressors Users Guide for Aerospace Applications
November 1, 2013 - SAE

Gas compressors (air and other compressible fluids) have been used sporadically since the 1940's for various utility functions in aerospace applications. They have been used to provide power to gun purge and drive systems, engine or APU starters (recharge accumulators), reservoir pressurization,...

UL 1917 - UL Standard for Safety Solid-State Fan Speed Controls
July 3, 2013 - UL

These requirements cover solid state speed controls rated 300 volts or less, single phase, intended to be connected to 15 - 20 ampere branch circuits and intended to be installed in accordance with the National Electrical Code, ANSI/NFPA 70 and used with: a) Fans and blowers that circulate air,...

PIA-T-43618 - TAPE, PRESSURE SENSITIVE, FOR MENDING NYLON PARACHUTE CANOPIES
November 14, 2012 - PIA

This document covers one type of mending tape for repairing small tears in nylon cargo parachute canopies. The tape is rip-stop nylon cloth, coated on one side with pressure sensitive adhesive which is protected with a removable liner.

Forest Hydrology: An Introduction to Water and Forests
November 1, 2012 - CRC

Due to its height, density, and thickness of crown canopy; fluffy forest floor; large root system; and horizontal distribution; forest is the most distinguished type of vegetation on the earth. In the U.S., forests occupy about 30 percent of the total territory. Yet this 30 percent of land...

Fluid Mechanics of Environmental Interfaces
November 21, 2012 - CRC

Environmental Fluid Mechanics (EFM) studies the motion of air and water at several different scales, the fate and transport of species carried along by these fluids, and the interactions among those flows and geological, biological, and engineered systems. EFM emerged some decades ago as a response...

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