title: What is namespace pollution?
body: <p>What does the term 'namespace pollution' mean and why would making a method static help to prevent it?</p>
  
  <p><a href="https://stackoverflow.com/questions/8862665/what-does-it-mean-global-namespace-would-be-polluted">This question</a> seems to be similar but relates specifically to JavaScript, and the answers don't define the term.</p>