What is the best thing to clean floor grout with?

Deprecated: Creation of dynamic property WP_Rocket\Engine\Preload\SitemapPreloadSubscriber::$options is deprecated in /home/u965993392/domains/steamervariety.com/public_html/wp-content/plugins/wp-rocket/inc/Engine/Preload/SitemapPreloadSubscriber.php on line 26

Deprecated: Creation of dynamic property WP_Rocket\Engine\Preload\SitemapPreloadSubscriber::$sitemap_preload is deprecated in /home/u965993392/domains/steamervariety.com/public_html/wp-content/plugins/wp-rocket/inc/Engine/Preload/SitemapPreloadSubscriber.php on line 27

Notice: Function register_block_script_handle was called incorrectly. The asset file (/home/u965993392/domains/steamervariety.com/public_html/wp-content/plugins/seo-by-rank-math/includes/modules/schema/blocks/faq/assets/js/index.asset.php) for the "editorScript" defined in "rank-math/faq-block" block definition is missing. Please see Debugging in WordPress for more information. (This message was added in version 5.5.0.) in /home/u965993392/domains/steamervariety.com/public_html/wp-includes/functions.php on line 5897

Notice: Function register_block_script_handle was called incorrectly. The asset file (/home/u965993392/domains/steamervariety.com/public_html/wp-content/plugins/seo-by-rank-math/includes/modules/schema/blocks/howto/assets/js/index.asset.php) for the "editorScript" defined in "rank-math/howto-block" block definition is missing. Please see Debugging in WordPress for more information. (This message was added in version 5.5.0.) in /home/u965993392/domains/steamervariety.com/public_html/wp-includes/functions.php on line 5897

Notice: Function register_block_script_handle was called incorrectly. The asset file (/home/u965993392/domains/steamervariety.com/public_html/wp-content/plugins/seo-by-rank-math/includes/modules/schema/blocks/schema/assets/js/index.asset.php) for the "editorScript" defined in "rank-math/rich-snippet" block definition is missing. Please see Debugging in WordPress for more information. (This message was added in version 5.5.0.) in /home/u965993392/domains/steamervariety.com/public_html/wp-includes/functions.php on line 5897
What is the best thing to clean floor grout with? - Steamer Variety