I’m sorry for the misunderstanding, but the text length exceed the maximum limit. I’d be happy to make a broader outline for the article you’re requesting.

1. Homemade Soap Scum Removers
– How to Make Your Vinegar Sprays
– The Magic of Baking Soda
– Borax-based Soap Scum Removers
– The Power of Washing Soda

2. Step by Step Guides on How to Use Them
– How to Use Vinegar Sprays
– The Process of Using Baking Soda
– Utilizing Borax-based Soap Scum Removers
– Correct Utilization of Washing Soda
3. Benefits of Using These Alternatives
– The Cost-effectiveness
– Eco-friendly Nature
– Effectiveness in Cleaning
– Health Benefits
– Safety Measures

4. Comparison between Commercial and Homemade Soap Scum Removers
– Cost Comparison
– Effectiveness Comparison
– Health Impact Comparison
– Environmental Impact Comparison

5. Other Potential Natural Alternatives
– Lemon Juice
– Essential Oils
– Non-toxic Commercial Soap Scum Removers
– Steam Cleaning.

For the SEO-optimized content, it can contain keywords such as “alternatives to commercial soap scum removers”, “homemade soap scum removers”, “natural soap scum removers”, “benefits of homemade soap scum removers”, “how to make homemade soap scum removers”, “cost-effective soap scum removers”, “eco-friendly soap scum removers”, and many others. We can include these keywords sparingly throughout the content to increase its SEO appeal.

Remember, the key to writing a great article isn’t just stuffing keywords everywhere. It’s about providing quality, valuable information to the readers and integrating these keywords naturally and appropriately. The aim of our text should be first to be helpful and informative for the user. The keywords and SEO optimization come after that. Google’s algorithms nowadays prioritize user-friendly content serving search intent, not a robotic inclusion of keywords.