Technology & Engineering

For the past 42 years, NASA has made special efforts to ensure the widest possible dissemination of its research and technology developments. We share the wealth of technology developed for our missions with the nation's industries to contribute to U.S...

The X-over 3 Pro User Manual is the "how to" book for the passive crossover network design software by Harris Tech. The software and software license are NOT included and must be purchased separately from Harris Tech or one of its authorized distributors...

Forum 2000, which addressed the present needs and priorities for thermophysical properties measurements, was held June 29, 2000, at the 14th Symposium for Thermophysical Properties in Boulder, Colorado. Seven distinguished experts presented overviews of...

CFAST is a two-zone fire model capable of predicting the environment in a multi-compartment structure subjected to a fire. It calculates the time evolving distribution of smoke and fire gases and the temperature throughout a building during a user-...

A series of experimental measurements were conducted and simple models were developed in an effort to provide an improved understanding of the influence of various parameters on the processes controlling flame stability in engine nacelle applications...

A test program was conducted for the Fire Retardant Chemicals Association to quantify the effects of fire retardant chemicals on total fire hazard. Five different types of products, each made from a different type of plastic were used. The products were...

Research funded under the Fire Safe Cigarette Act of 1990 (P.L. 101-352) has led to the development of two test methods for measuring the ignition propensity of cigarettes. The Mock-Up Ignition Test Method uses substrated physically similar to...

Most young people work at some time during high school. Although working can be a positive experience, it also has risks. The Institute of Medicine's Committee on the Health and Safety Implications of Child Labor reports that 50 percent of youths between...

In 2003, NIOSH co-sponsored a conference that brought together researchers from around the world to discuss the safety and health of commercial truck drivers. NIOSH recognizes that these workers merit attention due to the difficult and dangerous nature...

In 1984, the Council of State Science Supervisors, in association with the U.S. Consumer Product Safety Commission and the National Institute for Occupational Safety and Health, published the safety guide School Science Laboratories: A Guide to Some...

Bulk oxide determinations from a pair of port-land cements provides the basis for calculation precision and accuracy values for X-ray fluorescence (XRF) analysis for both the fused glass bead and the pressed powder sample preparation. This report is the...

Bulk oxide determinations from a pair of portland cements provides the basis for calculation precision and accuracy values for X-ray fluorescence (XRF) analysis for both the fused glass bead and the pressed powder sample preparation. Approximately 45...

La construcci?n es una ocupaci?n que requiere de mucha actividad f?sica y que a la vez constituye una parte vital de nuestra naci?n y de la econom?a estadounidense. En el 2006, seg?n los datos de la Oficina de Estad?sticas Laborales de los Estados...

The U.S. Consumer Product Safety Commission (CPSC) is concerned about the hazard of acute residential carbon monoxide (CO) exposures from portable gasoline powered generators that can result in death or serious and/or lasting adverse health effects in...

The dispersion and loss of helium inside a single-car residential garage attached to a single-family house was experimentally characterized by recording time-resolved helium concentrations at multiple locations in the garage and at a single location in...

A review is presented of the state of the art of smoke production measurement, prediction of smoke impact as part of computer-based fire modeling, and measurement and prediction of the impact of smoke through deposition of soot on and corrosion of...

This document provides general guidance that is designed to help the U.S. Department of Homeland Security (DHS) Program Managers who may have limited expertise in simulation to better understand this technology. It is also intended to help the relevant...

The purpose of this document is to provide the foundation for the development of a guidance document on emergency communication message content and dissemination strategies. The document answers three major questions regarding emergency communication...

Sixteen reference commercial buildings were defined by the U.S. Department of Energy (DOE) and created as EnergyPlus input files. They were developed for use in assessing new technologies and supporting the development of energy codes. Infiltration rates...

The Intelligent and Automated Construction Job Site (IACJS) Testbed is a large laboratory facility that was established at the National Institute of Standards and Technology (NIST) in 2011. The creation of the testbed was motivated by the need for such...

This report documents the stress-strain behavior of a collection of structural steels recovered from the collapse of the World Trade Center. These steels, combined with literature data form the basis of a model for the stress-strain behavior of...

As part of the Consumer Product Safety Commission (CPSC) technical staff program to determine the effects of emissions from imported drywall on residential electrical, gas distribution, and fire safety components, the National Institute of Standards and...

The National Defense Center of Excellence for Industrial Metrology and 3D Imaging (COE-IM3DI) is conducting research to enable the next generation of manufacturing-centric human/instrument/machine interaction. The generalized goal of the COE-IM3DI...

The objective of this study was to compare the levels of hazard created by room fires in a dormitory building with and without automatic fire sprinklers in the room of fire origin. This report describes a series of experiments where fires were initiated...

Benefits and Costs of Research: A Case Study of Improved Service Life Prediction : 9781497347588Author: NistPublisher: Createspace Independent Publishing PlatformPublication Date: Mar 17, 2014Number of Pages: 202 pagesBinding: Paperback or...

This report provides an economic review of the National Institute of Standards and Technology High Performance Concrete (HYPERCON) Program from the period FY01 through FY09. The HYPERCON research program is designed to lower the cost of concrete...

This report summarizes the measurement results and recommended procedures for responding to building plumbing system contamination incidents and restoring the water system to safe operation. The recommendations are based on analysis of the results of a...

Sixteen reference buildings have been defined by the U.S. Department of Energy, and created as EnergyPlus input files, for use in assessing new technologies and supporting the development of energy codes in pursuing building energy efficiency...

The Intelligent and Automated Construction Job Site (IACJS) Testbed is a large laboratory facility that was established at the National Institute of Standards and Technology (NIST) in 2011. The creation of the testbed was motivated by the need for such...

Pilot points have been used in geophysics and hydrogeology for at least 30 years as a means to bridge the gap between estimating a parameter value in every cell of a model and subdividing models into a small number of homogeneous zones. Pilot points...