Unsatisfactory microbial counts or departures from agreed-upon practices can re- sult in the suspension or cancellation of TPHC approval--a decision that is made at the discretion of the district EHO.
TABLE 1 Time as a Public Health Control (TPHC) Approvals in the Capital Health region, January 2003-April 2006 Food Approval Outcome Conditions Method Cheese biscuits Challenge Approved for room Must be discarded tested temperature display at end of day for up to 12 hours Lemon meringue Challenge Shelf stable--approved None pie tested for display at room temperature Pizza bagels TPHC Approved for display (1.
The understanding and use of TPHC initiatives can allow health departments to permit a more traditional display of some food products under set conditions, whereby preserving both the quality and safety of these products.
The approval or rejection of foods for TPHC in a standardized manner has had many benefits.
Access to laboratory facilities, as a result of proximity or budgetary constraints, may similarly impact the application of TPHC in the field.
As with many legislative changes, however, gaps remain between the written word and the standardized application of TPHC principles in field situations.