Historical clue formulations

• Salon specialist — 2023-02-22
• Machine near the end of a car wash — 2018-02-12
• Car wash machine — 2014-11-19
• Floor machine — 2012-11-26
• Floor finisher — 2009-08-24
• Polish person? — 2009-03-14
• Floor worker — 1995-08-26