World War I ended with an armistice agreement signed by the Allies and Germany on 11/11/1918. The Tomb of the Unknown Soldier was dedicated in the US in 1921. The first college fraternity in the US was founded in 1750. The first aircraft carrier strike in world history was launched by the UK in 1940. […]
Positive air pressure pushes air out of a room or container, keeping contaminants out. It’s important in cleanrooms and facilities where work is done. Ventilation systems can change the flow to maintain positive or negative pressure. Rooms with multipurpose ventilation systems allow users to switch between negative and positive air pressure. Positive air pressure pushes […]
Bipolar disorder and schizophrenia share similarities in genetic causative factors, symptoms, and treatments. Both often develop in late adolescence or early adulthood and can be controlled with medication. Family history of one disorder increases the risk of developing the other. Although bipolar and schizophrenia are still, for the most part, considered to be two distinct […]
To become a mining geologist, research job descriptions to determine education and experience requirements. Consult with school counselors and professionals in the field. Look for internships and work study programs in geology and related subjects. Shadow a working geologist or learn on the job. To become a mining geologist, you must determine the education and […]
Inflation reduces the purchasing power of money, posing a risk to long-term investments like stocks and bonds. Commodity investing is recommended to avoid inflation risk, but it can also be dangerous. Various factors can lead to high inflation risk, including inflationary psychology caused by consumer fear. Inflation occurs when the prices of goods and services […]
Total Preventive Maintenance (TPM) is a maintenance plan used in manufacturing and industrial environments to reduce costs, downtime, and improve production and customer service. TPM involves scheduled maintenance, replacing minor parts before they cause major problems, and training employees to be vigilant of any issues. Total Preventive Maintenance, or TPM, is a type of maintenance […]
Leaks are unauthorized releases of secret information, ranging from books under embargo to sensitive government documents. News agencies rely on leaks for unique stories. Leakers can be disgruntled employees, concerned citizens, or those seeking attention. The Pentagon Papers were a famous leak that changed perceptions of the Vietnam War and protected the source. A leak […]
Helen Keller learned to communicate through touch with Anne Sullivan, who also had vision problems. The Star Spangled Banner became the US national anthem in 1931, while the US Marine Corps made its first amphibious landing in 1776. Switzerland joined the UN in 2002, and TIME magazine was first published in 1923. The Freedman’s Bureau […]
Colorimetry is a method of analyzing chemical samples by passing light through them and measuring the amount absorbed. The equipment must be calibrated and samples mixed well. It can also refer to the science of human color perception. Colorimetry is the analysis of chemical samples to gather information about their concentration. It involves passing light […]
An EEG is a painless diagnostic test that records and analyzes brain waves. Electrodes are attached to the scalp and brain waves are transmitted to a computer for analysis. The test can be done while awake or asleep and usually lasts from half an hour to 60 minutes. Sedatives may be given if the test […]
Planning technicians assist in creating and administering building and land regulations, distributing permits, and interpreting zoning regulations. They also maintain records and supervise customer service offices. Education requirements vary, and familiarity with office equipment and computer usage is necessary. The job is primarily done within an office environment, but technicians may also work off-site with […]
Stock loss occurs when an investor fails to meet commitments related to ownership of shares, such as not paying call money. The issuer can cancel ownership privileges and repossess shares if the situation is not corrected. The loss must comply with the issuer’s bylaws and result in a benefit to the issuer. The investor may […]
An open economy allows businesses and individuals to trade and participate in foreign capital markets, while a closed economy prevents interaction with foreign economies. International trade is important for a country’s economy, and open economies allow for the import and export of goods and participation in capital markets. No countries exist with completely closed economies, […]
Shortlisting is the process of selecting a few promising candidates from thousands of applicants through vetting. Shortlisted names are often publicly disclosed, and being on the list is a morale boost. The process reduces favoritism and aims to represent the most qualified candidates. One of the main tasks faced by an HR director or a […]
Smallpox eradicated (1979), Prince Charles and Princess Diana separate (1992), Canada legalizes gay marriage (2004), US Marines begin Operation Restore Hope in Somalia (1992), child labor banned in Germany (1908), France passes law separating church and state (1905), Frank Sinatra Jr. kidnapped (1963), first North American YMCA established in Montreal (1851), A Charlie Brown Christmas […]
Chemical manufacturing produces chemicals for various industries, with a basic production system of preparing raw materials, reacting them in a reactor, purifying the products, and packaging or shipping them. Chemical plants require personnel such as engineers, operators, and maintenance staff. The industry is divided into seven categories, including basic and specialty chemicals. Chemical manufacturing is […]
Selective hearing is when people ignore things they don’t want to hear, but it is not a physiological condition. It can be done consciously or unconsciously and is a manifestation of the changing nature of attention. Children are especially susceptible, and it can also occur when a person chooses to hear only what they want […]
A wildlife biologist studies animals and their interactions with the environment, and may be involved in policy-making and community education. They may also deal with troublesome animals and are typically employed by government agencies. Salary starts at $40,000 USD per year. A wildlife biologist is a person who studies animals and things related to wildlife […]
Lombard rates are interest rates charged by a central bank to smaller lending institutions for loans, which are then passed on to borrowers. The rates are usually set slightly above the standard interest rate and are used to encourage central government lending during periods of financial instability. Critics argue that the system threatens the sovereignty […]
A sales audit evaluates a company’s sales process, from software to management strategies, to determine if methods are cost-effective and generate revenue. Auditors analyze the external and internal environment, sales goals, structure, and hiring process to suggest improvements. The goal is to improve sales performance and increase predictability of results. A sales audit is a […]
