▣ Types of Lights We Use Fluorescent lamps are light bulbs that contain mercury sealed in a vacuum glass tube,…
▣ 우리가 사용하는 전등의 종류 '형광등'은 진공 유리관에 수은을 봉입하고 그 내벽에 형광물질을 바른 전등입니다. 형광등은 흰색의 밝은 빛을 내며,…
▣ Painting Work for Indoor and Outdoor Environments Painting work involves creating a coating on the surface of construction materials…
▣ 실내외에서 진행하는 도장 작업 도장 작업은 건설 구조물 재료 표면에 방부·방청·방충·방화나 장식을 목적으로 도막을 형성시켜 내습성·내후성·내약품성을 갖게 만드는 작업이다.…
≪ Shift workers are employees who work in shifts divided into two or more groups, each working at different times.…
The "Humidifier Sanitizer Incident," where consumers who used commercially purchased humidifier sanitizers suffered deaths or critical lung diseases, and the…
Landscaping work involves tasks such as planting and nurturing flowers or trees in parks, around buildings, and in gardens, as…
▣ Training for Anger Management The purpose of managing anger is to actively pursue a happier life. Anger can have…
▣ 분노 조절 훈련법 분노를 다스리는 목적은 적극적으로 행복한 삶을 추구하는데 있습니다. 분노는 생산적이고 필요한 기능도 가지고 있기 때문에 분노를…
A "vaccine" is an antigen artificially administered to the body to develop immunity against infectious diseases. The principle of vaccines…