Tesla and its CEO, Elon Musk, can't seem to avoid controversy.

From Musk's unconventional approach to the chief-executive role to concerns about the safety of Tesla vehicles and its California factory, the electric-car company has faced questions about seemingly every aspect of its business.

The electric-car maker's ability to manage and avoid controversy in the future could play a role in determining whether it will achieve its long-term goals.

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Tesla is one of the most divisive companies on Wall Street.

While its vehicles have won praise and a passionate fanbase, the electric-car maker and its CEO, Elon Musk, can't seem to avoid controversy.

Read more: Elon Musk says he's going to spend his 48th birthday trying to fix one of Tesla's biggest weaknesses

From Musk's unconventional approach to the chief-executive role to concerns about the safety of Tesla's vehicles and California factory, the company has faced questions about seemingly every aspect of its business. That may explain its perennially volatile stock price and reveal why it can be difficult to predict Tesla's long-term performance.

These are 18 controversies that Tesla has faced in recent years.

Have you worked for Tesla? Do you have a story to share? Contact this reporter at mmatousek@businessinsider.com.