A firework is an incendiary device or material that can be used forsignalling orentertainment. There are chemicals located in the nose ofthe rocket that explode‚ producing the colours seen. The art of fireworks‚ first originated in ancient China‚ with thefirst explosive being made from a mixture of black powder during theSung dynasty. It is believed that the explosive mixture was created bya combination of sulfur‚ saltpeter and charcoal. The Chinese foundthat the combination of these ingredients
Premium Chemical reaction Fireworks Chemistry
Chemistry of Fireworks The sights and sounds of each explosion are the result of several chemical reactions – oxidations and reductions – taking place within the firework as it ascends into the sky. Oxidizers produce the oxygen gas required to burn the mixture of reducing agents and to excite the atoms of the light-emitting compounds. Various oxidizers are used in both the black powder and the stars. The most commonly used oxidizers are nitrates‚ chlorates‚ and perchlorates
Premium Oxygen Chlorine Oxide
PEST POLITICAL ECONOMIC Over the years‚ the Philippines has gone from being one of the richest countries in Asia to being one of the poorest. It has experienced growth and development since World War II. The current administration under President Gloria Macapagal-Arroyo is aiming for a more rapid growth in the coming years. In 2004‚ the Philippine economy grew by 6.1% surprising everyone. In 2005‚ the Philippine peso appreciated by 6%‚ the fastest in the Asian region for that year
Premium Yeast Wine Fermentation
important leading force in ecommerce. Although during the years‚ the company had to face ups and downs‚ it did not stop her to become the most important pioneer in this industry. This article approaches the evolution of Amazon.com from a PESTEL‚ Porter`s five forces‚ a competitor analyze point of view‚ also an internal analysis and a SWOT analysis. E-commerce has become a key driver of business success nowadays Keywords: electronic e-commerce‚ Amazon.com‚ technology‚ globalization Introduction The expansion
Premium Electronic commerce Online shopping
FIREWORK Do you ever feel like a plastic bag Drifting through the wind‚ wanting to start again? Do you ever feel‚ feel so paper thin Like a house of cards‚ one blow from caving in? Do you ever feel already buried deep? Six feet under screams but no one seems to hear a thing Do you know that there’s still a chance for you ’Cause there’s a spark in you? You just gotta ignite the light and let it shine Just own the night like the 4th of July ’Cause baby‚ you’re a firework Come on‚
Premium Debut albums Profanity 2006 singles
PESTAL Analysis of Serena Hotel Political Pakistan has experienced many political upheavals during the last year of a century and the one thing‚ which the country was lacking‚ is political stability. This had a direct effect upon the policies of the businesses especially hotels management. Although tourism growth was affected all over the world after the 9/11 incident‚ and it had a far reaching negative impact on Pakistan’s economy in general and Gilgit Baltistan in particular‚ as its economy
Premium Tourism Heritage tourism Cultural heritage
MICE Industry analysis of Shenzhen China 1‚ Introduction 1.1 Purpose The purpose of this report is to analyze the MICE industry in a new develop area. The author have chosenShen Zhen‚ China to be the area where need to deeply analyzed. The analysis will include market share for surrounding areas and the characteristic in relation with both general and tourism development. There is also going to be an analysis discovering why investors would like to choose this particular area as their future
Premium Shenzhen
K+12 Educations PEST Analysis Political Government Fund for education will increase due to professional fee of the additional teacher and classroom needed. Higher probability that educational funds‚ coming from LGU’s‚ Adopt-A-School Program and TEN Moves fund will be corrupted by the government officials. Government need to have a quick responds to the needs for educational resources. Has a political advantage to politician image by building educational infrastructure under their name. A probability
Premium Education Higher education
PEST analysis on Harrow College. Political Harrow College is working as independently college. If the government takes action there will be a risk of Harrow College fail to deliver the policy or they may be diverted away from local priorities. The government legislation may force Harrow College to be self managing and self financing. Economic The government may influence the financing decision from Harrow College by cutting the budget from schools. The location of Harrow College may influence
Premium Student Legislation
Self and Peer Evaluation‚ by 30 April 2013 In the evaluation you will have to think‚ evaluate and write about what you and your class mates have learned during the study unit and how you and they have taken part in the lectures and group assignments. This assignment is set to bring new insights to one’s own thinking and to support personal learning. The point in this task is to evoke critical thinking‚ practice selfreflective skills and connect one’s personal learning to previous experience. Self-reflection
Premium Critical thinking Learning Psychology