How can I find a safer alternative to bleach?

I HAVE RENTED A SHARED SPACE THET HAS A PAINTED CONCRETE FLOOR; THE NATURE OF THE BUISNESS IS FLOWERS, POTTING, BOQUETTES, SUPPLYING , DELIVERING; I LIKE THE PLACE DUE TO THE SMALL PATIO IN THE BACK,--- A SIT-DOWN COFFEE BREAK. AS YOU CAN GUESS THE FLOOR GETS MESSY FROM LEAF CUTTINGS, POTTING SOIL AND GENERAL FOOT TRAFFIC. THE FLOORS ARE SWEPT DURING AND AFTER SHIFT; BUT ON WEEK-END A CLEANER COMES IN AND SCRUBS WITH BLEACH....THE CHLORINE ODER IS GASTLY; AND STILL CAN BE DETECTED ON MONDAY MORNINGS. ANY IDEAS ABOUT A SAFER CLEANER?

I ASK BECAUSE THE PLACE IS PET FRIENDLY.....OR SHOULD I SAY UN-FRIENDLY; THE BLEACH IS NOT GOOD FOR DOGS FEET; AND SOME SNACKS AS THE OWNERS LIKE TO GIVE OUT TREATS...... HELP PLEASE

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