Upaya pencegahan terjadinya kecelakaan di tempat kerja adalah merupakan program kegiatan yang tidak dapat ditunda-tunda lagi, upaya tersebut akan dapat diwujudkan hanya jika setiap perusahan /organisasi dapat melakukan kegiatan perencanaan dan pelaksanaan program keselamatan dan kesehatan kerja di tempat kerjanya masing – masing. Kini semakin disadari bahwa tanpa adanya upaya yang sungguh-sungguh di dalam perusahaan maupun tempat kerja lainnya untuk ...
Read More »Air and Noise Pollution
The development and progress of the industry resulting in increased pollution of the environment. The pollution due to the disposal of the remains of the plant during or after the process of industrial progress. The effluent can be in the form of gas, water, solid, heat, radiation, sound and others. At the beginning of the development of the industry has ...
Read More »Dangers of Electric Shock
Electric current can always flowed in all directions through the conductive objects, such as metal and liquids. But electricity can not we see if only a polar alone, unlike the flowing water. Because the electrical current through it can not be directly seen by our eyes, without the aid of other objects, then it is very dangerous, and can be ...
Read More »Measurement and Calculation Trees
There are three terms that are commonly used to determine the size of an object related to measurement in a broad sense, ie the measurement, interpretation and forecasting. Do you know the difference between these three terms? Understanding third term measurements as shown below, namely: 1. Measurement Measurement is the observations made by direct measurement using a specific measuring instrument ...
Read More »Debit Plan
In general, the drainage network is planned to drain excess water by gravity. Disposal of excess water with a pump usually is not economically feasible. Irrigated areas are equipped with flood control structures along the river to prevent the ingress of flood water into irrigated fields. In the area of irrigated technically waster network has two functions, namely: (A) internal ...
Read More »Measurement of High Trees
High tree is one dimension that is used in the measurement timber. Tree height is defined as the distance or length of the shortest line between a point on the tree by its projection on a flat surface (more details can be seen in Figure 24). Figure 24. Tree height From the picture, it is instructive: 1) The total height ...
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