To remove yellow tones and achieve grey hair, you can use a purple shampoo or toner. Purple is the opposite of yellow on the color wheel, so it helps neutralize any unwanted yellow tones in your hair. Make sure to follow the instructions on the product packaging and use it regularly to maintain the grey color. Additionally, you can also visit a professional hair stylist who can help you achieve the desired grey shade while minimizing any yellow undertones. **

A concrete concept of God refers to a specific, tangible understanding of God that involves physical attributes or characteristics. This could include beliefs in a personal deity with human-like qualities. On the other hand, an abstract concept of God refers to a more general, intangible understanding of God that focuses on spiritual or philosophical ideas. Concrete typically means something that is specific, tangible, or physical, while abstract means something that is general, intangible, or conceptual. **

To dye dark hair with colorful pastel tones, it is important to first lighten the hair to a pale blonde shade. This can be achieved through a process called bleaching. Once the hair is lightened, you can then apply the pastel color of your choice. It is recommended to use a high-quality, semi-permanent pastel hair dye to achieve the desired result. Additionally, it is important to follow the instructions on the hair dye packaging and to properly care for your hair post-coloring to maintain the vibrancy of the pastel tones. **

To dye dark hair with colorful pastel tones, it's important to first lighten the hair to a pale blonde shade. This can be achieved through a process of bleaching or using a high-lift hair color. Once the hair is lightened, the pastel tones can be applied using a semi-permanent or temporary hair dye. It's important to follow the instructions on the dye packaging and to use a good quality hair dye to ensure the best results. Additionally, using a purple shampoo and conditioner can help maintain the pastel tones and keep the hair looking vibrant. **

Abstract refers to something that is conceptual or theoretical rather than concrete or specific. It often involves ideas or concepts that are not tangible or easily defined. In art, an abstract piece may not represent any recognizable objects or scenes, instead focusing on shapes, colors, and forms. Overall, abstract can be used to describe things that are not easily understood or defined in a straightforward manner. **

Abstract nouns are nouns that represent ideas, concepts, or emotions rather than physical objects. They cannot be perceived by the five senses and are typically intangible. Examples of abstract nouns include love, happiness, freedom, and justice. These nouns often require context or explanation to understand their meaning. **

Abstract painting is a style of art that does not attempt to represent an accurate depiction of visual reality. Instead, it focuses on the use of color, shape, form, and gestural marks to create a composition that is non-representational and often non-objective. Abstract paintings can evoke emotions, ideas, and sensations through the use of non-representational elements, allowing for a more subjective and personal interpretation by the viewer. This style of painting emerged in the early 20th century and has since become a significant and influential movement in the art world. **

In Islam, the permissibility of abstract drawings is a matter of differing opinions among scholars. Some scholars consider abstract drawings to be permissible as long as they do not depict anything that is prohibited in Islam, such as nudity or idolatry. Other scholars may consider all forms of visual representation to be haram, especially if they are used for idolatrous purposes. It is important for individuals to seek guidance from knowledgeable scholars and to consider the intention and context behind the creation and use of abstract drawings. **