Stop! Use safe chemical practices at pools and spas.
Do read the product label. read the product label and follow all manufactures specifications and procedures Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) 
Do read the product label. maintain good housekeeping practices  Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) store liquids materials above solid materials 
Do read the product label. store chemicals in a cool, dry, well-ventilated place  Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) smoke where pool chemicals are stored or used
Do read the product label. use up all product before disposal of container Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) put spilled materials back in the original container 
Do read the product label. keep spilled materials isolated, follow label directions for clean-up and disposal  Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) use dry chemical fire extinguishers (use water only!) 
Do read the product label. keep chemical product containers covered and protected from contamination  Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) mix with any other chemicals, materials, or pool/spa products
Do read the product label. add each pool and spa chemical separately  Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) dispose of chemical product container without washing & drying completely 
Do read the product label. keep pool chemicals inaccessible to children Do not dispose of spilled material or unused product in the TRASH or SEWER (use or dispose per label directions) breath in the vapors from pool chemicals