Detailed Instructions: In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.
Q: Question: The tungsten is a very important element from the technological point of view, which is used, among other things, in the steel industry. But his interest extends to other scientific fields, due to:
Options: <0> Which is one of the essential elements for life are human beings and animals. <1> Which is liquid in the range 27C-2500C, which explains its use in high temperature thermometers. <2> Its inability to react with oxygen even at such high temperatures as heating to red. <3> Its total resistance to fluoride even at temperatures as high as heating to red. <4> Its great mechanical resistance.
A:
chemistry