woocommerce_product_additional_information │ action-hook │ WC 1.0

Usage

add_action( 'woocommerce_product_additional_information', 'wp_kama_woocommerce_product_additional_information_action' );

/**
 * Function for `woocommerce_product_additional_information` action-hook.
 * 
 * @param  $product 
 *
 * @return void
 */
function wp_kama_woocommerce_product_additional_information_action( $product ){

	// action...
}

$product

-

Where the hook is called

<?php do_action( 'woocommerce_product_additional_information', $product ); ?>

Where the hook is used in WooCommerce

add_action( 'woocommerce_product_additional_information', 'wc_display_product_attributes', 10 );