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Deprecated: WPvivid_Exporter::wxr_authors_list(): Implicitly marking parameter $post_ids as nullable is deprecated, the explicit nullable type must be used instead in /home/controldigi/public_html/wp-content/plugins/wpvivid-backuprestore/includes/class-wpvivid-exporter.php on line 1934

Deprecated: PLL_Model::update_secondary_language_terms(): Implicitly marking parameter $language as nullable is deprecated, the explicit nullable type must be used instead in /home/controldigi/public_html/wp-content/plugins/polylang/include/model.php on line 927

Deprecated: The7_Archive_Shortcodes_Handler::add_hooks(): Implicitly marking parameter $shortcode_obj as nullable is deprecated, the explicit nullable type must be used instead in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/mods/archive-ext/class-the7-archive-shortcodes-handler.php on line 48

Deprecated: The7_Archive_Shortcodes_Handler::remove_hooks(): Implicitly marking parameter $shortcode_obj as nullable is deprecated, the explicit nullable type must be used instead in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/mods/archive-ext/class-the7-archive-shortcodes-handler.php on line 60

Deprecated: Calling get_class() without arguments is deprecated in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/widgets/contact-info/contact-info.php on line 189

Deprecated: Calling get_class() without arguments is deprecated in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/widgets/blog-posts/blog-posts.php on line 344

Deprecated: Calling get_class() without arguments is deprecated in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/widgets/blog-categories/blog-categories.php on line 151

Deprecated: Calling get_class() without arguments is deprecated in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/widgets/progress-bars/progress-bars.php on line 195

Deprecated: Calling get_class() without arguments is deprecated in /home/controldigi/public_html/wp-content/themes/dt-the7/inc/widgets/accordion/accordion.php on line 161
Referência Técnica – ControlDigi

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Atmosfera é explosiva

Referência TécnicaBy admin-transfor 27 de Novembro de 2019 Leave a comment

O que é uma atmosfera explosiva? Uma atmosfera é explosiva quando a proporção de gás, vapor ou poeira no ar é tal que uma faísca proveniente de um circuito elétrico ou do aquecimento de um aparelho provoca a explosão. Que condições devem ser reunidas para que uma explosão ocorra? Para produzir uma explosão, são necessários…