3.2. PM(Preventive Maintenance)
3.2.1. What is the PM?
"Preventive Maintenance is a scheduled program of regular inspection, adjustments, lubrication, or replacement of warm or failing parts in order to maintain an asset's function, and efficiency (Ryan Cruzan, 2009)
Preventive Maintenance is the task that we perform to keep buildings in good condition. So Preventive Maintenance includes task
Secondary Sexual Characteristics
After puberty, the hormone acts.
woman will produce ovum.
Men produce sperm.
So appearing in our body is changing.
Hormone
Growth hormone
Grow tall
Increases muscle
Sex hormone
All hormone that causes Secondary sexual characteristics
From a boy into a man ➜testosterone
From a girl into a woman
➜estrogen
Effective schools meet the learning needs of the students who attend them.
Equal Educational Opportunity Survey in 1966
Elementary and Secondary Education Act.
Public Law 94-192
Effective Schools Movement
Effective Schools research
Coleman Report
Family and community factors prevented some children
1. Executive Summary (less than 1 page)
Only a couple of years before Cyworld used to be the most used SNS service in Korea. The invention of Cyworld came as a huge shock to most of us back then. However, the Cyworld’s great success didn’t last very long. Cyworld was reluctant to adapt to consumer’s new life style as quickly as the other SNS such as Facebook, and as the smart phone become
Epidemiology and clinical manifestations
Chickenpox
- Rash, low-grade fever, malaise
- Benign to immunocompetent patient
- Skin lesion : Hallmark of infection
maculopapule -> vesicle, scabs
(over hours to days)
Trunk and face -> other areas of the body
- Immunocompromised patients: hemorrhagic based lesion