Chemical Industries Overview
This lesson covers the definition of chemical industries and the raw materials used in their production. It explains the classification of chemical industries into heavy and fine chemicals, along with examples of each type. The lesson also discusses the importance of these industries to individuals
- 11:04 “earnings from foreign trade. Foreign exchange, we are able to transfer some of these products to other countries to make estimates, to make exchange, and to make money. Also, by virtue of the products produced from chemi...”
- 09:29 “They always, all of these of any of these three, iron aluminum, copper, pipes, wires, copper, and aluminum, majorly. And so on that we can't even mention here. The nests are the industries that makes of them. They also p...”
- 02:26 “Sodium, I do that also called caustic soda in still some industry as we speak. Very, very important. We have translated five acid, HNO3. Very important, is it ammonia? NH3, very, very important. Hydrochloric acid, import...”
Careers and Applications in Chemistry
This lesson covers various career paths available for students studying chemistry, including roles in education, engineering, and health services. It also explains the applications of chemistry in food production, medicine, military, and environmental science.
- 02:21 “and their lives, which also includes laboratory assistants. The next career part is manufacturing industry. These people are the researchers and chemical engineers. They also involve in manufacturing produce like steel a...”
- 01:34 “compared to non-evalupling environmentally friendly product. The next is forensic chemistry. You can see these people in the aspect of crime. The enabled also investigate crime very well. The next aspect, very important,...”
- 00:48 “Also you can become a laboratory assistant. The next career part is chemical engineering. We acknowledge your physics, chemistry, and mathematics. You can become a chemical engineer that involves the processes of combati...”
Definition and Classification of Chemicals
This lesson defines chemicals and explains their various forms, including solids, liquids, and gases. It also classifies chemicals their hazardous nature and discusses safety measures when using them.
- 17:55 “The first one is pharmaceutical chemicals also referred to as cosmetics and drugs actually. We also have the nuclear chemicals. We have the agrochemicals used in agroalite industries. We have industrial chemicals. We als...”
- 19:34 “is used in hospitals for detecting the sex of a baby. Now, we have agrochemicals. Agrochemicals, as the name implies, are those used for agricultural purposes. We have the fertilizers, the organic manuals. We have the pe...”
- 30:09 “watching. My name is Uche Ugo. Till the next class.”
Oxides of Carbon
This lesson covers the two types of carbon oxides: carbon monoxide and carbon dioxide. It explains their formation, characteristics, and methods of preparation in the laboratory. The lesson also defines the term allotrope and discusses the economic importance of these oxides.
- 33:48 “so for example this is actually used by a manufacturer of glass, so you know, add detergents, okay, so then for this one is deployed in baking powder, or to discharge our carbon-folks, right, so as that helps to reduce t...”
- 13:12 “Then, also, you have iodine five oxides be reduced to iodine, all right? So, as you can see, this equation here is showing that. Then, basically, uses of CO2 oxide. So, we have uses of CO2. So, CO2 oxide can be used as f...”
- 12:26 “Which actually has the ability to oxidize itself. So, basically, as a ability to oxidize to cover four oxide in the presence of compounds like metallic oxides, basically. And steam and iodide also, okay? Or iodine oxide....”
Structure of the Nigerian Economy
This lesson covers the nature and structure of the Nigerian economy. It explains the primary, secondary, and tertiary sectors and their contributions to the economy. The lesson also discusses the economic activities in different geopolitical zones of Nigeria.
- 04:01 “crude oil exploration and mining of other mineral resources such as coal, iron ore, granite, tin, limestone, et cetera. Now, the secondary sector, the secondary sector, consists of all the manufacturing industries. That...”
- 04:49 “manufacturing, all of them for within the secondary sector. Examples are plastic producing industries, electronics industries, producers of kitchen utensils and furniture items. The tertiary sector, what is the tertiary...”
- 03:15 “secondary and the tertiary sectors and their contribution to the Nigerian economy. The primary sector consists of both the agricultural and extractive industries. That is, all those companies and businesses which go into...”
Types of Production
This lesson defines production and explains its types, including primary, secondary, and tertiary production. It also discusses the extraction of raw materials and the transformation into finished goods.
- 13:24 “erosion and pollution in our society. It improved the standard of living of the people. Of course, with aid of production, our standard of living is improved day by day. It helps to develop the society where it is locate...”
- 11:44 “business are being reduced. We also have the transport services fed of production on environment or society. Let us see, you can equally say the importance of production in our society. One is this, it provides employmen...”
- 12:36 “abnormal raw material to be converted to finished product, okay? Production makes it possible for those raw materials to be able to get to that position where one can be able to use them. It brings opportunities to custo...”
Carbon and its Allotropes
The lesson covers the characteristics of carbon as an element and its various forms, known as allotropes. It explains the presence of carbon in nature, its compounds, and the two types of carbon oxides. The importance of carbon in living systems and its economic significance is also discussed.
- 20:20 “is used for the manufacture of pharmaceutical products and also as a solvent, okay? So for co-ta, co-ta is a mixture of more than 200 different substances, which can be separated by a fraction of distillation, so of cour...”
- 10:51 “Bolly point, very high melting point, as I said that. Okay, now look at uses of damod. Now, the unusual brilliant shine, all right? Of damod makes it an invaluable precious of stone. In jewelry, making jewelry, all the j...”
- 19:32 “very cheap and the potter product that deep process actually produce a co-gas, ammonia caldicore, we have co-ta, and the solid, what's it called, a coke, so now the uses of this fraction, like I mentioned in the objectiv...”
Factors of Production
The lesson covers the concept of production and its types. It explains the factors of production, division of labor, and specialization. The advantages and disadvantages of division of labor and large scale production are also discussed.
- 22:33 “of the product rather than the whole product. So like we said, with division of labor, one person doesn't have to do or create the entire product. It takes just one part of that process and handles it. Now, okay, I alrea...”
- 35:09 “So that will all of our lessons for theory of production. Till next lesson. Bye.”
- 03:16 “this level of production that's primary production are commonly referred to as the extractive industries because their work is extraction. So they are getting the minerals out of the ground. They are getting the food out...”