The chemistry of hairspray What is hairspray: introduction Hair spray (or hair lacquer) is a common household aqueous solution that is used to keep hair stiff or in a certain style. Weaker than hair gel‚ hair wax‚ or glue‚ it is sprayed to hold styles for a short period of time. Using a pump or aerosol spray nozzle it sprays evenly over the hair. Hairspray was first developed and manufactured in 1948 by Chase Products Company‚ based in Broadview‚ Illinois.Its active ingredient is a suitable
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identify the need. The scenario is that we need to connect two pieces of land or structure so that a car must be able to pass through it. In this project we are to design and construct a bridge for a matchbox car. The bridge must be made of balsa wood and glue only. It must support its own weight‚ the load of the matchbox car‚ and additional weights that will be added. Next we must identify what problem is given. In this scenario our problem would be that we have a car that wants to travel between
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known as a laundry detergent and can be used in many ways like a water softener‚disinfectant‚mouthwash and so many other numerous things i can’t even count. The reason for this in this experiment is it reacts with the glue to make slime‚what it does it squishes the molecules in the glue to make polymers which make the slime .it depends on how much borax goes in the more there is the more solid it becomes.
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of time out in the wilderness filming each other practice their aim as preparation for the big day. On April 20th‚ Harris and Klebold dressed up in long‚ black trenchcoats and arrived at Columbine High School with an arsenal of various guns and homemade bombs.
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piece of research I have devised a two day menu based on the ‘Eatwell Plate’‚ which shows the different types of foods we need to eat and in what proportions‚ to have a well-balanced healthy diet. I have included both chilled ready-prepared foods and homemade recipes in my menus‚ and then explored the shops to research availability and pricing of the food products required. My two day menu is set out below:- Day 1 Day 2 Breakfast Breakfast Bran Flakes Baked beans on wholemeal toast
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job. Then a non-toxic adhesive was chosen to be used to join the members at the node. A clamp of some sort is a good idea when constructing. Clamps are important because most of the popsicle stick aren ’t flat‚ so if you don ’t clamp them when you glue them together your bridge probably won ’t hold together very well. Procedure The bridge truss was constructed using about 140 sticks‚ give or take a few. We began the construction
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Case study: Ben & Jerry’s Homemade 1- Ben & Jerry’s fulfilled its mission statement: The mission statement consisting of the social mission‚ product mission‚ and economic mission: - the product mission was fulfilled by making‚ distributing and selling the finest quality all-natural ice cream and related products in a wide variety of innovative flavors made from Vermont dairy products. - The economic mission was fullfiled by operating the company on a sound financial basis
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Good Afternoon Everyone‚ my name is __________. My demonstration Speech today will be based on creating your own air freshener. Ever walk into an environment that just doesn’t smell right? No I mean literally. The smell of a certain space can be a mood changer. According to the website housechen the first modern air fresheners were used by the Military in 1948 as a way to dispense insecticides. I am confident that all of us at some time have needed to change the smell of our environment with
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EMBELLISHMENT ACCESSORIES WITH SPECIAL TREATMENTS AND MATERIALS DEREK CHUN KIT‚ CHAN BA(Hons) Scheme in Fashion and Textiles (Fashion Design Specialism) INSTITUTE OF TEXILES & CLOTHING THE HONG KONG POLYTECHNIC UNIVERSITY EMBELLISHMENT ACCESSORIES WITH SPECIAL TREATMENTS AND MATERIALS A Thesis Submitted In Partial Fulfillment of Requirements for the Degree of Bachelor of Arts (Honours) In Fashion and Textile (Fashion Design Specialism) Under the supervision of Dr. Jeanne Tan By Derek
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and customer rejects has caused us to recommend three solutions to this. One‚ a new glue pot at a cost of $6‚500. A more favorable solution is repairing the existing glue pot for $1‚500 and then to purchase an International Glue Line Inspection System‚ the price for this system is $4‚000. The new glue line system will decrease scrap and customer rejects by 75 percent. The system will detect breaks in the glue line and ejects defective cartons from the run. If the system detects more than five
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