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This video, distributed on YouTube by the Royal Society of Chemistry, is on the basic principles of Gas Chromatography. This video is a short primer which introduces the technique and instrumentation. There are many assumptions that are made in the presentation of this material, due to the fact the...

This site contains a brief introduction to the concepts of injection and detection in gas chromatography, focusing on the split/splitless injection port and flame ionization detectors. The treatment is similar to that in analytical chemistry textbooks, and includes detailed illustrations.

The North Carolina Community College System BioNetwork's interactive eLearning tools (IETs) are reusable chunks of training that can be deployed in a variety of courses or training programs. IETs are designed to enhance, not replace hands-on training. Learners are able to enter a hands-on lab...

This site offers the user a variety of informational links that specifically address the testing, standards, and regulations with which the gasoline manufacturers must comply. Links to various programs pertaining to the lowering of gasoline consumption by the Environmental Protection Agency are...

This document provides information on best practices for collecting student data after professional development (PD) to evaluate impact. This resource is part of the Professional Development Formative Assessment System (PD-FAS). PD-FAS was created by the Formative Assessment for Advanced Technician...

In the early days of DNA manipulation, DNA fragments were laboriously separated by gravity. In the 1970s, the powerful tool of DNA gel electrophoresis was developed. This process uses electricity to separate DNA fragments by size as they migrate through a gel matrix. This animation from Cold Spring...

This 20-page paper from Elizabeth Fennema examines the topic of gender differences in learning mathematics. This paper examines changing beliefs about how women learn math, such as a preference for learning cooperatively, and reviews intervention programs for girls and women. Feminist perspectives...

This 8-page classroom evaluation, authored by Elissa Milto, Chris Rogers, and Merredith Portsmore of Tufts University, addresses gender differences between students in a college introduction to engineering class. As summarized in the abstract, "The aim of this classroom evaluation was to gain a...

This 5-page article, written by Donna Milgram of the National Institute for Women in Trades, Technology & Science, explores the gender differences in teaching science, technology, engineering, and math (STEM). "There are gender differences in learning styles specific to science, math, engineering...

This presentation from Sheryl A. Sorby of Michigan Technological University discusses gender differences in spatial reasoning skills, and the effects of these differences on success and retention in engineering programs. Sorby asks the question: If spatial skills are critical to success in...