Question

While dirt is a common source of the contaminant silicon, another on is:

a) particulate
b) ferrous
c) wear metal
d) contaminant

Answer 1

Wear metals, generated through friction in machinery, are a major source of silicon contamination, making them a key focus for effective maintenance and contamination management.Therefore, the correct option is c) wear metal.

Explanation:

Silicon contamination in various contexts, such as in lubricating oils or hydraulic fluids, is often associated with wear metals. Wear metals are particles that result from the friction and abrasion of moving components in machinery.

These particles can include metals like iron, copper, aluminum, and, relevant to the question, silicon. While dirt can introduce silicon into a system, wear metals become a significant source as components experience wear and tear over time.

In many industrial processes, the monitoring of wear metals, including silicon, is crucial for predictive maintenance. The presence of wear metals indicates the gradual degradation of machine components, allowing maintenance teams to plan interventions before major failures occur.

The analysis of wear metal concentrations often involves techniques like spectroscopy, where the characteristic spectral lines of different elements, including silicon, can be identified and quantified.

Understanding the specific sources of contaminants, such as silicon, is essential for effective maintenance strategies. In the case of silicon, recognizing wear metals as a significant contributor highlights the importance of addressing not only external sources like dirt but also the internal wear processes within machinery.

This comprehensive approach to contamination management is key to maintaining the efficiency and reliability of industrial systems over time.

Therefore, the correct option is c) wear metal.

Answer 2

Particulate matter, which includes small particles like dust and silicon dioxide, is another source of contaminant silicon beyond soil. (option d)

Step-by-step explanation:

While dirt is a common source of the contaminant silicon, another source of silicon contamination could be particulate matter. Particulate matter is composed of small particles, such as dust, dirt, and other substances that can be suspended in the air.

These particles can include various forms of silicon dioxide (SiO₂), such as those found in sand and clay. Industrial activities, such as mining and metallurgy, can also lead to the release of silicon-containing particles into the environment. Thus, particulate matter can be considered another source of silicon contamination beyond just soil or dirt.

Hence, the answer is option d