Consumer-related issues and consumer rights studied in Home Science for Class 12 Humanities are as follows:

1. Role of Consumers:
- Consumers play a crucial role in the economy as they determine the demand for goods and services.
- They have the right to make informed choices, voice their opinions, and seek redressal for any grievances.

2. Consumer Rights:
- Right to Safety: Consumers have the right to be protected against goods and services that are hazardous to their health and safety.
- Right to Information: Consumers have the right to accurate and complete information about the products they purchase, including ingredients, price, manufacturing details, etc.
- Right to Choose: Consumers have the right to choose from a variety of products at competitive prices.
- Right to be Heard: Consumers have the right to raise their voice and be heard in matters affecting their interests.
- Right to Redressal: Consumers have the right to seek compensation or resolution for any grievances relating to their purchase.
- Right to Education: Consumers have the right to be educated about their rights and responsibilities.
- Right to Healthy Environment: Consumers have the right to live and work in an environment that promotes their health and well-being.

3. Consumer Protection Act:
- The Consumer Protection Act, 1986 protects the rights of consumers and provides a mechanism for their redressal.
- It establishes Consumer Dispute Redressal Forums at the district, state, and national levels to address consumer complaints.
- The act covers various aspects such as unfair trade practices, misleading advertisements, and product liability.

4. Consumer-related Issues:
- Adulteration: Consumers face the issue of adulteration, where products are mixed with inferior or harmful substances, compromising their quality and safety.
- Misleading Advertisements: Consumers often encounter misleading advertisements that exaggerate product benefits or make false claims.
- Unfair Trade Practices: Consumers may face unfair trade practices such as hoarding, black marketing, and overpricing.
- Counterfeit Products: Consumers may unknowingly purchase counterfeit or fake products that are of inferior quality.
- E-commerce Issues: With the rise of e-commerce, consumers may face issues such as delayed delivery, faulty products, or fraudulent transactions.

In conclusion, studying consumer-related issues and consumer rights in Home Science helps students understand the importance of informed choices, consumer protection laws, and the role of consumers in society. It equips them with knowledge to make wise decisions and be aware of their rights and responsibilities as consumers.