SAFETY PRECAUTIONS IN WELDING OPERATIONS ________________________________________ Section I. GENERAL SAFETY PRECAUTIONS 2-1. GENERAL a. To prevent injury to personnel‚ extreme caution should be exercised when using any types of welding equipment. Injury can result from fire‚ explosions‚ electric shock‚ or harmful agents. Both the general and specific safety precautions listed below must be strictly observed by workers who weld or cut metals. b. Do not permit unauthorized persons to use welding
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Lab 2: Separation of Mixtures and Solids Purpose: The purpose of this lab is to become familiar with the separations of mixtures and solids. Pre-lab predictions: Data: Data Table 1: Experiment Data | | Grams | Percentage of Mixture | Iron Filings | 2.0g | 26.67% | Sand | 1.6g | 21.33% | Table Salt | 2.4g | 32.00% | Benzoic Acid | 1.2g | 16.00% | Total | 7.5g | 96% | Observations: While the water was boiling with the three solids (salt‚ benzoic acid‚ and sand) the water got
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Class 4 – Flammable Solids Division 4.1 – Flammable Solids are: • Wetted explosives that are Class 1 explosives when dry‚ that are sufficiently wetted to suppress explosive properties. • Self-reactive materials that are thermally unstable and can undergo strong exothermic decomposition even in the absence of oxygen. Readily combustible solids that can cause fire through friction‚ such as matches. Powdered‚ granular or pasty materials must be classified as Division 4.1 when the time of burning of
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Breast is best is the phrase that many moms to be hear. Many primary doctors encourage new moms to breast feed their baby for at least 6 months. For infants there is not that many choice when it comes to what foods they can eat. The options for a newborn diet are breastmilk and formula. There are many benefits for breastmilk but it is not for every mother. Sometimes there are things that prevent mothers from breastfeeding. In this case supplementing takes place to fulfill baby’s needs. Breastmilk
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Technical Advisory on Working Safely in Confined Spaces Contents Year of Issue : 2010 1. Preface 04 2. Scope 05 3. 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 Definitions Confined Space Characteristics of Confined Space Responsible Person Authorised Manager Competent Person Confined Space Safety Assessor Confined Space Attendant Entrant Confined Space Entry Permit Entry Hazardous Atmosphere 06 06 06 06 06 07 07 07 07 07 07 07 4. 4.1 4.1.1 4.1.2 4.2
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Proper Attire for Men Gentlemen‚ you can never go wrong with a solid-colored‚ clean-pressed suit. Something in khaki‚ brown‚ navy or black is best. When choosing an undershirt‚ be sure it’s in a color that compliments the suit. White or off-white usually works best. When selecting a tie‚ be sure it is understated and matches your suit. Dark socks and shoes will complete the outfit and make you look professional. If you’re unable to wear a suit‚ a clean pair of pressed slacks and matching sport
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Computer The Determination of a Chemical Formula 1 Second‚ you will conduct a chemical reaction with the dried sample‚ which will produce elemental copper. By measuring the mass of copper that forms‚ you will have the necessary information to determine the moles of copper and chlorine in your sample‚ and you will be able to establish the proper chemical formula. OBJECTIVES • • • In this experiment‚ you will Ev al Determine the water of hydration in a copper chloride hydrate
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Milk We deserve the same rights as they do. “My name is Harvey Milk‚ and I’m here to recruit you‚” were the famous words of Harvey Milk‚ the first openly gay member of the San Francisco Board of Supervisors. He was elected after 3 times of losing the election because there weren’t enough people who support gay rights in San Francisco at the time. Although times have changes and many people are more open minded and are more supportive of LGBT communities‚ the LGBT communities still do not
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Investigate the advantages and disadvantages of breast feeding and bottle feeding to find which is better This piece of writing is going to investigate the advantages and disadvantages of breast and bottle feeding to find which method is better. By researching the information that is available then there should be a definitive answer to the question that has been asked. This essay will be looking at both methods‚ providing both advantages and disadvantages of breast and bottle feeding to conclude which
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Name:Shin Park|Date:06/14/2013| Exp 5: Liquids and Solids|Lab Section: | Data Table: Boiling Point Trial 1 Trial 2 Trial 3 Temperature when the last bubble has emerged ___83_˚C __82__˚C __82__˚C Average temperature from all three trials ___82.33_˚C % error ___.0849_% Melting Point Trial 1 Trial 2 Trial 3 Temperature when the acetamide melts __82__˚C _81___˚C __82__˚C Average temperature from all three trials ___81.66_˚C % error
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