Hello,
Description – is the main description on the product page. If you clean the product description it would be cleaned.
Reviews are disabled in the Woocommerce > Settings > Product. This is a global tab.
Additional tab (with the attributes) enter each attribute in the product page and disable showing on the product page to show this tab or enable to hide. Not editable.
Additional tab (Shipping information) You can edit it in the Theme Settings > Product page > Tabs: https://xtemos.com/docs/woodmart/html-blocks-2/#shipment_delivery Clean all the content. This is a global tab
Best Regards