A medical doctor should be competent in communicating with others. Some students at the medical faculty Universitas Mulawarman tend to be silent at public communication training, and this is thought to be influenced by communication anxiety. This study aimed to analyze the possibility of self-confidence on communication competence and communication skills are risk factors of communication appre…
Dental carries is dental disease that often faced by the society especially children because of their habis of consuming sweet food and five less attention to mouth dental deanliness. This disease is a progressive chronic disease that may happens in several months until several years and its cleanliness is caused by several factors such as food, dental condition, bacteria and time when the even…
Melamine is a polymer of formaldehyde with phenol compound. The polimer is used to release formaldehyde in dining wares made of melamine. The released formaldehyde is the formalin that contains 40% of wich as formaldehyde. This compound has the potential to be toxic, could cause cancer, kidney stone, that may end to death. A study to reduce formaldehyde content in melamine is the method of soak…
Water hyacinth (Eichornia crassipes) and water lettuce (Limnocharis flava) are well known aquatic weeds, which reported as able to absorpt heavy metals due to their cells structure contains fine fillys as the bio filter in sewage that contain heavy metals. To study the absorption capacity, a test has been conducted in the lab. The plants have been planted in the pails placed in a big pond. Afte…