Does importing Angular Material modules in multiple lazy-loaded modules cause duplication in...

I’m using Angular with lazy-loaded modules, and I’ve noticed that each feature module imports some Angular Material modules (like MatButtonModule, MatToolbarModule, etc.).

My question is: Does this practice cause these modules (Material modules) to be duplicated in the final production build? Or does Angular’s build process (Webpack, tree-shaking) deduplicate these shared modules automatically, even though they're imported in multiple lazy-loaded modules?

I'm not able to find much on Angular's page, is the a source link that supports either of the claim?

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