field($model, 'furnace_id')->dropdownList(
// ArrayHelper::map(Furnace::find()->where(['status' => 1])->all(), 'furnace_id', 'name'),
// ['prompt' => 'Select a Furnace']
// ); ?>
field($model, 'product_id')->dropdownList(
//ArrayHelper::map(Product::find()->where(['status' => 1])->orWhere(['product_id' => $model->product_id])->all(), 'product_id', 'name'),
//['prompt' => 'Select a product']
//); ?>
field($model, 'grade_id')->dropdownList(
// []
// )->label("Grade (%)"); ?>
 white.png){kind=small}